55588208 has 80 divisors (see below), whose sum is σ = 123492096. Its totient is φ = 24053760.

The previous prime is 55588199. The next prime is 55588213. The reversal of 55588208 is 80288555.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238460 + ... + 238692.

Almost surely, 2^55588208 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 55588208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61746048).

55588208 is an abundant number, since it is smaller than the sum of its proper divisors (67903888).

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

55588208 is a wasteful number, since it uses less digits than its factorization.

55588208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 41.

The square root of 55588208 is about 7455.7499958086. The cubic root of 55588208 is about 381.6461549800.

The spelling of 55588208 in words is "fifty-five million, five hundred eighty-eight thousand, two hundred eight".