55939832 has 16 divisors (see below), whose sum is σ = 112955640. Its totient is φ = 25818336.

The previous prime is 55939813. The next prime is 55939879. The reversal of 55939832 is 23893955.

It is a Smith number, since the sum of its digits (44) 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 3 ways as a sum of consecutive naturals, for example, 268838 + ... + 269045.

Almost surely, 2^55939832 is an apocalyptic number.

55939832 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

55939832 is an abundant number, since it is smaller than the sum of its proper divisors (57015808).

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

55939832 is a wasteful number, since it uses less digits than its factorization.

55939832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537902 (or 537898 counting only the distinct ones).

The product of its digits is 291600, while the sum is 44.

The square root of 55939832 is about 7479.2935495273. The cubic root of 55939832 is about 382.4491669244.

The spelling of 55939832 in words is "fifty-five million, nine hundred thirty-nine thousand, eight hundred thirty-two".