55916928 has 48 divisors (see below), whose sum is σ = 160910100. Its totient is φ = 18638592.

The previous prime is 55916923. The next prime is 55916929. The reversal of 55916928 is 82961955.

55916928 is a `hidden beast` number, since 559 + 1 + 6 + 92 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55916921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23118 + ... + 25421.

Almost surely, 2^55916928 is an apocalyptic number.

It is an amenable number.

55916928 is an abundant number, since it is smaller than the sum of its proper divisors (104993172).

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

55916928 is a wasteful number, since it uses less digits than its factorization.

55916928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48559 (or 48544 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The square root of 55916928 is about 7477.7622321120. The cubic root of 55916928 is about 382.3969631476.

The spelling of 55916928 in words is "fifty-five million, nine hundred sixteen thousand, nine hundred twenty-eight".