56976317 has 4 divisors (see below), whose sum is σ = 57099840. Its totient is φ = 56852796.

The previous prime is 56976211. The next prime is 56976343. The reversal of 56976317 is 71367965.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56976317 - 2¹² = 56972221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56976397) 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, 61067 + ... + 61992.

It is an arithmetic number, because the mean of its divisors is an integer number (14274960).

Almost surely, 2^56976317 is an apocalyptic number.

It is an amenable number.

56976317 is a deficient number, since it is larger than the sum of its proper divisors (123523).

56976317 is a wasteful number, since it uses less digits than its factorization.

56976317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123522.

The product of its digits is 238140, while the sum is 44.

The square root of 56976317 is about 7548.2658273275. The cubic root of 56976317 is about 384.7968051286.

The spelling of 56976317 in words is "fifty-six million, nine hundred seventy-six thousand, three hundred seventeen".