55587008 has 56 divisors (see below), whose sum is σ = 122986800. Its totient is φ = 24772608.

The previous prime is 55586977. The next prime is 55587013. The reversal of 55587008 is 80078555.

It is a Harshad number since it is a multiple of its sum of digits (38).

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, 19328 + ... + 22016.

Almost surely, 2^55587008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55587008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61493400).

55587008 is an abundant number, since it is smaller than the sum of its proper divisors (67399792).

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

55587008 is a wasteful number, since it uses less digits than its factorization.

55587008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737 (or 2727 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 38.

The square root of 55587008 is about 7455.6695205729. The cubic root of 55587008 is about 381.6434087220.

The spelling of 55587008 in words is "fifty-five million, five hundred eighty-seven thousand, eight".