55910532 has 12 divisors (see below), whose sum is σ = 130457936. Its totient is φ = 18636840.

The previous prime is 55910531. The next prime is 55910549. The reversal of 55910532 is 23501955.

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

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 55910532.

It is not an unprimeable number, because it can be changed into a prime (55910531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2329594 + ... + 2329617.

Almost surely, 2^55910532 is an apocalyptic number.

It is an amenable number.

55910532 is an abundant number, since it is smaller than the sum of its proper divisors (74547404).

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

55910532 is a wasteful number, since it uses less digits than its factorization.

55910532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4659218 (or 4659216 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 30.

The square root of 55910532 is about 7477.3345518306. The cubic root of 55910532 is about 382.3823825646.

The spelling of 55910532 in words is "fifty-five million, nine hundred ten thousand, five hundred thirty-two".