Square Root Calculator › Square root of 492
Square Root of 492
√492 ≈ 22.181073
492 is not a perfect square, so √492 is an irrational number that is approximately 22.181073. In simplified radical form, √492 = 2√123.
√492 lies between √484 = 22 and √529 = 23.
| Number | 492 |
| Square root (decimal) | 22.181073 |
| Simplified radical | 2√123 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 492 a perfect square?
No, 492 is not a perfect square, so its square root is irrational and approximately 22.181073.
What is the square root of 492 in simplest radical form?
√492 = 2√123 in simplest radical form.