56364013 has 12 divisors (see below), whose sum is σ = 60886848. Its totient is φ = 52141320.

The previous prime is 56364001. The next prime is 56364017. The reversal of 56364013 is 31046365.

It is a de Polignac number, because none of the positive numbers 2^k-56364013 is a prime.

It is a super-2 number, since 2×56364013² = 6353803922928338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56364017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13708 + ... + 17338.

It is an arithmetic number, because the mean of its divisors is an integer number (5073904).

Almost surely, 2^56364013 is an apocalyptic number.

It is an amenable number.

56364013 is a deficient number, since it is larger than the sum of its proper divisors (4522835).

56364013 is a wasteful number, since it uses less digits than its factorization.

56364013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712 (or 3693 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 56364013 is about 7507.5970190201. The cubic root of 56364013 is about 383.4134133055.

The spelling of 56364013 in words is "fifty-six million, three hundred sixty-four thousand, thirteen".