56564413 has 8 divisors (see below), whose sum is σ = 58817880. Its totient is φ = 54331200.

The previous prime is 56564401. The next prime is 56564419. The reversal of 56564413 is 31446565.

It can be written as a sum of positive squares in 4 ways, for example, as 40985604 + 15578809 = 6402^2 + 3947^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56564413 - 2⁵ = 56564381 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 (56564419) 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 7 ways as a sum of consecutive naturals, for example, 763 + ... + 10663.

It is an arithmetic number, because the mean of its divisors is an integer number (7352235).

Almost surely, 2^56564413 is an apocalyptic number.

It is an amenable number.

56564413 is a deficient number, since it is larger than the sum of its proper divisors (2253467).

56564413 is a wasteful number, since it uses less digits than its factorization.

56564413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10127.

The product of its digits is 43200, while the sum is 34.

The square root of 56564413 is about 7520.9316577137. The cubic root of 56564413 is about 383.8672795279.

The spelling of 56564413 in words is "fifty-six million, five hundred sixty-four thousand, four hundred thirteen".