63962231 has 2 divisors, whose sum is σ = 63962232. Its totient is φ = 63962230.

The previous prime is 63962203. The next prime is 63962237. The reversal of 63962231 is 13226936.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63962231 - 2⁶ = 63962167 is a prime.

It is a super-2 number, since 2×63962231² = 8182333988994722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63962237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31981115 + 31981116.

It is an arithmetic number, because the mean of its divisors is an integer number (31981116).

Almost surely, 2^63962231 is an apocalyptic number.

63962231 is a deficient number, since it is larger than the sum of its proper divisors (1).

63962231 is an equidigital number, since it uses as much as digits as its factorization.

63962231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 32.

The square root of 63962231 is about 7997.6390891312. The cubic root of 63962231 is about 399.9212990998.

The spelling of 63962231 in words is "sixty-three million, nine hundred sixty-two thousand, two hundred thirty-one".