56415472 has 20 divisors (see below), whose sum is σ = 109769760. Its totient is φ = 28087808.

The previous prime is 56415461. The next prime is 56415493. The reversal of 56415472 is 27451465.

It is a congruent number.

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, 3553 + ... + 11200.

It is an arithmetic number, because the mean of its divisors is an integer number (5488488).

Almost surely, 2^56415472 is an apocalyptic number.

It is an amenable number.

56415472 is a deficient number, since it is larger than the sum of its proper divisors (53354288).

56415472 is a wasteful number, since it uses less digits than its factorization.

56415472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15000 (or 14994 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 56415472 is about 7511.0233656939. The cubic root of 56415472 is about 383.5300602490.

The spelling of 56415472 in words is "fifty-six million, four hundred fifteen thousand, four hundred seventy-two".