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400 in Words

Four Hundred: in English, Hindi and cheque format.

  • Numbers in words
  • Checked 10 Oct 2026
400Answer

400 = four hundred

400 in words is written as four hundred. In Hindi it is चार सौ (chaar sau), and on a cheque you write Rupees Four Hundred Only.

400 in words in English

Words (Indian system)four hundred
Words (international system)four hundred
Title caseFour Hundred
Cheque formatRupees Four Hundred Only
Hindiचार सौ
Hindi in English letterschaar sau
Digits (Indian commas)400
Digits (international commas)400

Spelling tips for 400

  • Write hundred, not "hundered".

400 in Hindi

In Hindi, 400 is written चार सौ. In English letters it reads chaar sau. Hindi follows the same lakh and crore grouping as Indian English. For all Hindi numbers from one to a hundred, see the Hindi ginti chart.

400 rupees in words for a cheque

On a cheque, write the amount in words as Rupees Four Hundred Only. Start close to the left edge, end with "Only" so nothing can be added, and draw a line through any empty space. In the box for figures, write 400/-. More tips are in how to write an amount on a cheque.

Facts about the number 400

Even or oddEven
Prime factors24 × 52
Roman numeralCD
Ordinal400th (four hundredth)
Square root20 (it is a perfect square)
Sum of digits4
Number of digits3

Nearby numbers in words

NumberIn words
360three hundred sixty
370three hundred seventy
380three hundred eighty
390three hundred ninety
420four hundred twenty
450four hundred fifty
460four hundred sixty
470four hundred seventy

Questions people ask

How do you write 400 in words?

400 is written as four hundred. In title case, for example on a form, write Four Hundred.

How do you write 400 in Hindi?

400 in Hindi is चार सौ. In English letters it is chaar sau.

How do I write 400 rupees on a cheque?

Write Rupees Four Hundred Only in the words line and 400/- in the figures box. Ending with "Only" stops anyone from adding to the amount.

Is 400 a prime number?

No. 400 can be divided by 2, so it is a composite number.