55676992 has 112 divisors (see below), whose sum is σ = 137850880. Its totient is φ = 21772800.

The previous prime is 55676987. The next prime is 55677001. The reversal of 55676992 is 29967655.

It is a tau number, because it is divible by the number of its divisors (112).

Its product of digits (1020600) is a multiple of the sum of its prime divisors (270).

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, 263767 + ... + 263977.

Almost surely, 2^55676992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55676992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68925440).

55676992 is an abundant number, since it is smaller than the sum of its proper divisors (82173888).

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

55676992 is a wasteful number, since it uses less digits than its factorization.

55676992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 270 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 49.

The square root of 55676992 is about 7461.7016825922. The cubic root of 55676992 is about 381.8492319145.

The spelling of 55676992 in words is "fifty-five million, six hundred seventy-six thousand, nine hundred ninety-two".