55900956 has 24 divisors (see below), whose sum is σ = 130564224. Its totient is φ = 18615280.

The previous prime is 55900937. The next prime is 55900997. The reversal of 55900956 is 65900955.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16591 + ... + 19673.

It is an arithmetic number, because the mean of its divisors is an integer number (5440176).

Almost surely, 2^55900956 is an apocalyptic number.

It is an amenable number.

55900956 is an abundant number, since it is smaller than the sum of its proper divisors (74663268).

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

55900956 is a wasteful number, since it uses less digits than its factorization.

55900956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4601 (or 4599 counting only the distinct ones).

The product of its (nonzero) digits is 60750, while the sum is 39.

The square root of 55900956 is about 7476.6941892791. The cubic root of 55900956 is about 382.3605506447.

Subtracting 55900956 from its reverse (65900955), we obtain a palindrome (9999999).

The spelling of 55900956 in words is "fifty-five million, nine hundred thousand, nine hundred fifty-six".