56784272 has 20 divisors (see below), whose sum is σ = 112361856. Its totient is φ = 27787680.

The previous prime is 56784271. The next prime is 56784289. The reversal of 56784272 is 27248765.

It is not an unprimeable number, because it can be changed into a prime (56784271) 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, 37004 + ... + 38507.

Almost surely, 2^56784272 is an apocalyptic number.

It is an amenable number.

56784272 is a deficient number, since it is larger than the sum of its proper divisors (55577584).

56784272 is a wasteful number, since it uses less digits than its factorization.

56784272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75566 (or 75560 counting only the distinct ones).

The product of its digits is 188160, while the sum is 41.

The square root of 56784272 is about 7535.5339558654. The cubic root of 56784272 is about 384.3639850282.

The spelling of 56784272 in words is "fifty-six million, seven hundred eighty-four thousand, two hundred seventy-two".