55989208 has 16 divisors (see below), whose sum is σ = 114523560. Its totient is φ = 25449600.

The previous prime is 55989191. The next prime is 55989229. The reversal of 55989208 is 80298955.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318033 + ... + 318208.

Almost surely, 2^55989208 is an apocalyptic number.

It is an amenable number.

55989208 is an abundant number, since it is smaller than the sum of its proper divisors (58534352).

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

55989208 is a wasteful number, since it uses less digits than its factorization.

55989208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636258 (or 636254 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 46.

The square root of 55989208 is about 7482.5936679737. The cubic root of 55989208 is about 382.5616583645.

The spelling of 55989208 in words is "fifty-five million, nine hundred eighty-nine thousand, two hundred eight".