55967520 has 96 divisors (see below), whose sum is σ = 201495168. Its totient is φ = 12791808.

The previous prime is 55967507. The next prime is 55967537. The reversal of 55967520 is 2576955.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4969 + ... + 11688.

It is an arithmetic number, because the mean of its divisors is an integer number (2098908).

Almost surely, 2^55967520 is an apocalyptic number.

It is an amenable number.

55967520 is an abundant number, since it is smaller than the sum of its proper divisors (145527648).

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

55967520 is a wasteful number, since it uses less digits than its factorization.

55967520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16682 (or 16674 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 39.

The square root of 55967520 is about 7481.1442974989. The cubic root of 55967520 is about 382.5122555772.

The spelling of 55967520 in words is "fifty-five million, nine hundred sixty-seven thousand, five hundred twenty".