23925939 has 16 divisors (see below), whose sum is σ = 32904960. Its totient is φ = 15452640.

The previous prime is 23925917. The next prime is 23925943. The reversal of 23925939 is 93952932.

It is not a de Polignac number, because 23925939 - 2⁸ = 23925683 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23925939.

It is not an unprimeable number, because it can be changed into a prime (23921939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48484 + ... + 48974.

It is an arithmetic number, because the mean of its divisors is an integer number (2056560).

Almost surely, 2^23925939 is an apocalyptic number.

23925939 is a deficient number, since it is larger than the sum of its proper divisors (8979021).

23925939 is a wasteful number, since it uses less digits than its factorization.

23925939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970.

The product of its digits is 131220, while the sum is 42.

The square root of 23925939 is about 4891.4148259987. The cubic root of 23925939 is about 288.1529015443.

The spelling of 23925939 in words is "twenty-three million, nine hundred twenty-five thousand, nine hundred thirty-nine".