55888860 has 96 divisors (see below), whose sum is σ = 167227200. Its totient is φ = 13897728.

The previous prime is 55888853. The next prime is 55888879. The reversal of 55888860 is 6888855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159966 + ... + 160314.

It is an arithmetic number, because the mean of its divisors is an integer number (1741950).

Almost surely, 2^55888860 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 55888860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83613600).

55888860 is an abundant number, since it is smaller than the sum of its proper divisors (111338340).

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

55888860 is a wasteful number, since it uses less digits than its factorization.

55888860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 48.

The square root of 55888860 is about 7475.8852318638. The cubic root of 55888860 is about 382.3329699187.

The spelling of 55888860 in words is "fifty-five million, eight hundred eighty-eight thousand, eight hundred sixty".