56520316 has 12 divisors (see below), whose sum is σ = 102101440. Its totient is φ = 27348480.

The previous prime is 56520301. The next prime is 56520337. The reversal of 56520316 is 61302565.

It is a super-2 number, since 2×56520316² = 6389092241479712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 227781 + ... + 228028.

Almost surely, 2^56520316 is an apocalyptic number.

It is an amenable number.

56520316 is a deficient number, since it is larger than the sum of its proper divisors (45581124).

56520316 is a wasteful number, since it uses less digits than its factorization.

56520316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455844 (or 455842 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 56520316 is about 7517.9994679436. Note that the first 3 decimals coincide. The cubic root of 56520316 is about 383.7675006785.

The spelling of 56520316 in words is "fifty-six million, five hundred twenty thousand, three hundred sixteen".