23922631 has 2 divisors, whose sum is σ = 23922632. Its totient is φ = 23922630.

The previous prime is 23922623. The next prime is 23922641. The reversal of 23922631 is 13622932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23922631 - 2³ = 23922623 is a prime.

It is a super-2 number, since 2×23922631² = 1144584547924322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23922631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23922601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11961315 + 11961316.

It is an arithmetic number, because the mean of its divisors is an integer number (11961316).

Almost surely, 2^23922631 is an apocalyptic number.

23922631 is a deficient number, since it is larger than the sum of its proper divisors (1).

23922631 is an equidigital number, since it uses as much as digits as its factorization.

23922631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 28.

The square root of 23922631 is about 4891.0766708364. The cubic root of 23922631 is about 288.1396209268.

The spelling of 23922631 in words is "twenty-three million, nine hundred twenty-two thousand, six hundred thirty-one".