23465172 has 24 divisors (see below), whose sum is σ = 54997600. Its totient is φ = 7786656.

The previous prime is 23465159. The next prime is 23465191. The reversal of 23465172 is 27156432.

It is a super-2 number, since 2×23465172² = 1101228593979168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1522 + ... + 7017.

Almost surely, 2^23465172 is an apocalyptic number.

It is an amenable number.

23465172 is an abundant number, since it is smaller than the sum of its proper divisors (31532428).

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

23465172 is a wasteful number, since it uses less digits than its factorization.

23465172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8775 (or 8773 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 23465172 is about 4844.0862915518. The cubic root of 23465172 is about 286.2911440131.

The spelling of 23465172 in words is "twenty-three million, four hundred sixty-five thousand, one hundred seventy-two".