56415272 has 16 divisors (see below), whose sum is σ = 106414560. Its totient is φ = 28038064.

The previous prime is 56415259. The next prime is 56415277. The reversal of 56415272 is 27251465.

It is not an unprimeable number, because it can be changed into a prime (56415277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19778 + ... + 22449.

It is an arithmetic number, because the mean of its divisors is an integer number (6650910).

Almost surely, 2^56415272 is an apocalyptic number.

It is an amenable number.

56415272 is a deficient number, since it is larger than the sum of its proper divisors (49999288).

56415272 is a wasteful number, since it uses less digits than its factorization.

56415272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42400 (or 42396 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 56415272 is about 7511.0100519171. The cubic root of 56415272 is about 383.5296070276.

It can be divided in two parts, 56 and 415272, that multiplied together give a palindrome (23255232).

The spelling of 56415272 in words is "fifty-six million, four hundred fifteen thousand, two hundred seventy-two".