23923924 has 6 divisors (see below), whose sum is σ = 41866874. Its totient is φ = 11961960.

The previous prime is 23923903. The next prime is 23923931. The reversal of 23923924 is 42932932.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 23833924 + 90000 = 4882^2 + 300^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23923924.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2990487 + ... + 2990494.

Almost surely, 2^23923924 is an apocalyptic number.

It is an amenable number.

23923924 is a deficient number, since it is larger than the sum of its proper divisors (17942950).

23923924 is a wasteful number, since it uses less digits than its factorization.

23923924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5980985 (or 5980983 counting only the distinct ones).

The product of its digits is 23328, while the sum is 34.

The square root of 23923924 is about 4891.2088485363. The cubic root of 23923924 is about 288.1448120757.

The spelling of 23923924 in words is "twenty-three million, nine hundred twenty-three thousand, nine hundred twenty-four".