56730156 has 48 divisors (see below), whose sum is σ = 160183296. Its totient is φ = 15254784.

The previous prime is 56730133. The next prime is 56730161. The reversal of 56730156 is 65103765.

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 15 ways as a sum of consecutive naturals, for example, 18436 + ... + 21291.

It is an arithmetic number, because the mean of its divisors is an integer number (3337152).

Almost surely, 2^56730156 is an apocalyptic number.

It is an amenable number.

56730156 is an abundant number, since it is smaller than the sum of its proper divisors (103453140).

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

56730156 is a wasteful number, since it uses less digits than its factorization.

56730156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39758 (or 39756 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 56730156 is about 7531.9423789618. The cubic root of 56730156 is about 384.2418452654.

The spelling of 56730156 in words is "fifty-six million, seven hundred thirty thousand, one hundred fifty-six".