55528508 has 24 divisors (see below), whose sum is σ = 111263712. Its totient is φ = 23753664.

The previous prime is 55528457. The next prime is 55528519. The reversal of 55528508 is 80582555.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 16766 + ... + 19802.

It is an arithmetic number, because the mean of its divisors is an integer number (4635988).

Almost surely, 2^55528508 is an apocalyptic number.

It is an amenable number.

55528508 is an abundant number, since it is smaller than the sum of its proper divisors (55735204).

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

55528508 is a wasteful number, since it uses less digits than its factorization.

55528508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701 (or 3699 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 38.

The square root of 55528508 is about 7451.7452989216. The cubic root of 55528508 is about 381.5094806883.

The spelling of 55528508 in words is "fifty-five million, five hundred twenty-eight thousand, five hundred eight".