√424 = 20.591260282. 424 is not a perfect square; the result is irrational.

Is 424 a perfect square?

No, 424 is not a perfect square. Its square root is irrational.

What is 20.591260282 squared?

20.591260282 squared is approximately 424. (20.591260282)² ≈ 424

Instant answer with step-by-step solution

√424 = 20.591260282

√424 = 20.591260282

⚠ 424 is not a perfect square — result rounded to 10 significant figures

We need to find √424 — a number that when multiplied by itself equals 424.
424 is not a perfect square. Its square root is irrational.
It falls between √400 = 20 and √441 = 21.
Using the formula √N = N^(1/2): √424 = 424^0.5 = 20.591260282
Verification: 20.591260282 × 20.591260282 ≈ 424 ✓ (rounded to 10 significant figures)

√ =