56603172 has 12 divisors (see below), whose sum is σ = 132074096. Its totient is φ = 18867720.

The previous prime is 56603167. The next prime is 56603189. The reversal of 56603172 is 27130665.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×56603172³ (a number of 24 digits) contains 333 as substring.

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, 2358454 + ... + 2358477.

Almost surely, 2^56603172 is an apocalyptic number.

It is an amenable number.

56603172 is an abundant number, since it is smaller than the sum of its proper divisors (75470924).

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

56603172 is a wasteful number, since it uses less digits than its factorization.

56603172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4716938 (or 4716936 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 56603172 is about 7523.5079583928. The cubic root of 56603172 is about 383.9549372034.

The spelling of 56603172 in words is "fifty-six million, six hundred three thousand, one hundred seventy-two".