23204904 has 16 divisors (see below), whose sum is σ = 58012320. Its totient is φ = 7734960.

The previous prime is 23204879. The next prime is 23204911. The reversal of 23204904 is 40940232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 966871 = 23204904 / (2 + 3 + 2 + 0 + 4 + 9 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483412 + ... + 483459.

It is an arithmetic number, because the mean of its divisors is an integer number (3625770).

Almost surely, 2^23204904 is an apocalyptic number.

23204904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23204904 is an abundant number, since it is smaller than the sum of its proper divisors (34807416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23204904 is a wasteful number, since it uses less digits than its factorization.

23204904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966880 (or 966876 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 23204904 is about 4817.1468734096. The cubic root of 23204904 is about 285.2287237472.

The spelling of 23204904 in words is "twenty-three million, two hundred four thousand, nine hundred four".