56555862 has 32 divisors (see below), whose sum is σ = 123742080. Its totient is φ = 17089920.

The previous prime is 56555861. The next prime is 56555867. The reversal of 56555862 is 26855565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56555861) 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 15 ways as a sum of consecutive naturals, for example, 27589 + ... + 29567.

It is an arithmetic number, because the mean of its divisors is an integer number (3866940).

Almost surely, 2^56555862 is an apocalyptic number.

56555862 is an abundant number, since it is smaller than the sum of its proper divisors (67186218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56555862 is a wasteful number, since it uses less digits than its factorization.

56555862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428.

The product of its digits is 360000, while the sum is 42.

The square root of 56555862 is about 7520.3631561248. The cubic root of 56555862 is about 383.8479351241.

The spelling of 56555862 in words is "fifty-six million, five hundred fifty-five thousand, eight hundred sixty-two".