56620364 has 12 divisors (see below), whose sum is σ = 99372000. Its totient is φ = 28228368.

The previous prime is 56620357. The next prime is 56620409. The reversal of 56620364 is 46302665.

It is a self number, because there is not a number n which added to its sum of digits gives 56620364.

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, 18884 + ... + 21675.

It is an arithmetic number, because the mean of its divisors is an integer number (8281000).

Almost surely, 2^56620364 is an apocalyptic number.

It is an amenable number.

56620364 is a deficient number, since it is larger than the sum of its proper divisors (42751636).

56620364 is a wasteful number, since it uses less digits than its factorization.

56620364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40912 (or 40910 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 56620364 is about 7524.6504237739. The cubic root of 56620364 is about 383.9938059620.

The spelling of 56620364 in words is "fifty-six million, six hundred twenty thousand, three hundred sixty-four".