55868562 has 32 divisors (see below), whose sum is σ = 131457600. Its totient is φ = 17527104.

The previous prime is 55868537. The next prime is 55868573. The reversal of 55868562 is 26586855.

55868562 is a `hidden beast` number, since 5 + 5 + 86 + 8 + 562 = 666.

55868562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29512 + ... + 31347.

It is an arithmetic number, because the mean of its divisors is an integer number (4108050).

Almost surely, 2^55868562 is an apocalyptic number.

55868562 is an abundant number, since it is smaller than the sum of its proper divisors (75589038).

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

55868562 is a wasteful number, since it uses less digits than its factorization.

55868562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60887 (or 60881 counting only the distinct ones).

The product of its digits is 576000, while the sum is 45.

The square root of 55868562 is about 7474.5275435977. The cubic root of 55868562 is about 382.2866784376.

The spelling of 55868562 in words is "fifty-five million, eight hundred sixty-eight thousand, five hundred sixty-two".