55855808 has 14 divisors (see below), whose sum is σ = 110838996. Its totient is φ = 27927872.

The previous prime is 55855759. The next prime is 55855853. The reversal of 55855808 is 80855855.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436310 + ... + 436437.

Almost surely, 2^55855808 is an apocalyptic number.

It is an amenable number.

55855808 is a deficient number, since it is larger than the sum of its proper divisors (54983188).

55855808 is an equidigital number, since it uses as much as digits as its factorization.

55855808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872759 (or 872749 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 44.

The square root of 55855808 is about 7473.6743306087. The cubic root of 55855808 is about 382.2575860155.

The spelling of 55855808 in words is "fifty-five million, eight hundred fifty-five thousand, eight hundred eight".