55604976 has 80 divisors (see below), whose sum is σ = 166489344. Its totient is φ = 15662592.

The previous prime is 55604953. The next prime is 55604987. The reversal of 55604976 is 67940655.

55604976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23395 + ... + 25661.

Almost surely, 2^55604976 is an apocalyptic number.

55604976 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55604976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83244672).

55604976 is an abundant number, since it is smaller than the sum of its proper divisors (110884368).

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

55604976 is a wasteful number, since it uses less digits than its factorization.

55604976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358 (or 2352 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 55604976 is about 7456.8744122454. The cubic root of 55604976 is about 381.6845252243.

The spelling of 55604976 in words is "fifty-five million, six hundred four thousand, nine hundred seventy-six".