23304732 has 24 divisors (see below), whose sum is σ = 59321472. Its totient is φ = 7062000.

The previous prime is 23304713. The next prime is 23304733. The reversal of 23304732 is 23740332.

It is a happy number.

It is a super-2 number, since 2×23304732² = 1086221067183648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23304733) 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, 88144 + ... + 88407.

It is an arithmetic number, because the mean of its divisors is an integer number (2471728).

Almost surely, 2^23304732 is an apocalyptic number.

23304732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23304732 is an abundant number, since it is smaller than the sum of its proper divisors (36016740).

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

23304732 is a wasteful number, since it uses less digits than its factorization.

23304732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176569 (or 176567 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 23304732 is about 4827.4974883474. The cubic root of 23304732 is about 285.6371586580.

Subtracting 23304732 from its reverse (23740332), we obtain a square (435600 = 660²).

The spelling of 23304732 in words is "twenty-three million, three hundred four thousand, seven hundred thirty-two".