55560736 has 48 divisors (see below), whose sum is σ = 136382400. Its totient is φ = 21646080.

The previous prime is 55560719. The next prime is 55560763. The reversal of 55560736 is 63706555.

It is a junction number, because it is equal to n+sod(n) for n = 55560695 and 55560704.

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, 8811 + ... + 13738.

It is an arithmetic number, because the mean of its divisors is an integer number (2841300).

Almost surely, 2^55560736 is an apocalyptic number.

55560736 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

55560736 is an abundant number, since it is smaller than the sum of its proper divisors (80821664).

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

55560736 is a wasteful number, since it uses less digits than its factorization.

55560736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22577 (or 22569 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 37.

The square root of 55560736 is about 7453.9074316764. The cubic root of 55560736 is about 381.5832740729.

The spelling of 55560736 in words is "fifty-five million, five hundred sixty thousand, seven hundred thirty-six".