23920964 has 24 divisors (see below), whose sum is σ = 43411200. Its totient is φ = 11521440.

The previous prime is 23920961. The next prime is 23920973. The reversal of 23920964 is 46902932.

It is not an unprimeable number, because it can be changed into a prime (23920961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46742 + ... + 47250.

It is an arithmetic number, because the mean of its divisors is an integer number (1808800).

Almost surely, 2^23920964 is an apocalyptic number.

It is an amenable number.

23920964 is a deficient number, since it is larger than the sum of its proper divisors (19490236).

23920964 is a wasteful number, since it uses less digits than its factorization.

23920964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923 (or 921 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 23920964 is about 4890.9062554909. The cubic root of 23920964 is about 288.1329279631.

The spelling of 23920964 in words is "twenty-three million, nine hundred twenty thousand, nine hundred sixty-four".