55957332 has 12 divisors (see below), whose sum is σ = 130567136. Its totient is φ = 18652440.

The previous prime is 55957303. The next prime is 55957351. The reversal of 55957332 is 23375955.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2331544 + ... + 2331567.

Almost surely, 2^55957332 is an apocalyptic number.

It is an amenable number.

55957332 is an abundant number, since it is smaller than the sum of its proper divisors (74609804).

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

55957332 is a wasteful number, since it uses less digits than its factorization.

55957332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4663118 (or 4663116 counting only the distinct ones).

The product of its digits is 141750, while the sum is 39.

The square root of 55957332 is about 7480.4633546325. The cubic root of 55957332 is about 382.4890440708.

The spelling of 55957332 in words is "fifty-five million, nine hundred fifty-seven thousand, three hundred thirty-two".