56955812 has 6 divisors (see below), whose sum is σ = 99672678. Its totient is φ = 28477904.

The previous prime is 56955809. The next prime is 56955823. The reversal of 56955812 is 21855965.

It can be written as a sum of positive squares in only one way, i.e., 56460196 + 495616 = 7514^2 + 704^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56955812.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7119473 + ... + 7119480.

It is an arithmetic number, because the mean of its divisors is an integer number (16612113).

Almost surely, 2^56955812 is an apocalyptic number.

It is an amenable number.

56955812 is a deficient number, since it is larger than the sum of its proper divisors (42716866).

56955812 is a wasteful number, since it uses less digits than its factorization.

56955812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14238957 (or 14238955 counting only the distinct ones).

The product of its digits is 108000, while the sum is 41.

The square root of 56955812 is about 7546.9074461000. The cubic root of 56955812 is about 384.7506385479.

The spelling of 56955812 in words is "fifty-six million, nine hundred fifty-five thousand, eight hundred twelve".