56876715 has 64 divisors (see below), whose sum is σ = 116659200. Its totient is φ = 25754112.

The previous prime is 56876711. The next prime is 56876737. The reversal of 56876715 is 51767865.

56876715 is a `hidden beast` number, since 568 + 76 + 7 + 15 = 666.

It is not a de Polignac number, because 56876715 - 2² = 56876711 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56876711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 131139 + ... + 131571.

It is an arithmetic number, because the mean of its divisors is an integer number (1822800).

Almost surely, 2^56876715 is an apocalyptic number.

56876715 is an abundant number, since it is smaller than the sum of its proper divisors (59782485).

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

56876715 is a wasteful number, since it uses less digits than its factorization.

56876715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593 (or 587 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The square root of 56876715 is about 7541.6652670349. The cubic root of 56876715 is about 384.5724494175.

The spelling of 56876715 in words is "fifty-six million, eight hundred seventy-six thousand, seven hundred fifteen".