55632988 has 36 divisors (see below), whose sum is σ = 104653080. Its totient is φ = 25866144.

The previous prime is 55632979. The next prime is 55633001. The reversal of 55632988 is 88923655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84870 + ... + 85522.

It is an arithmetic number, because the mean of its divisors is an integer number (2907030).

Almost surely, 2^55632988 is an apocalyptic number.

It is an amenable number.

55632988 is a deficient number, since it is larger than the sum of its proper divisors (49020092).

55632988 is a wasteful number, since it uses less digits than its factorization.

55632988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754 (or 733 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The square root of 55632988 is about 7458.7524426006. The cubic root of 55632988 is about 381.7486079306.

The spelling of 55632988 in words is "fifty-five million, six hundred thirty-two thousand, nine hundred eighty-eight".