56004988 has 24 divisors (see below), whose sum is σ = 105790608. Its totient is φ = 25789056.

The previous prime is 56004979. The next prime is 56005009. The reversal of 56004988 is 88940065.

It is a self number, because there is not a number n which added to its sum of digits gives 56004988.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28320 + ... + 30232.

It is an arithmetic number, because the mean of its divisors is an integer number (4407942).

Almost surely, 2^56004988 is an apocalyptic number.

It is an amenable number.

56004988 is a deficient number, since it is larger than the sum of its proper divisors (49785620).

56004988 is a wasteful number, since it uses less digits than its factorization.

56004988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2493 (or 2491 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 56004988 is about 7483.6480408956. The cubic root of 56004988 is about 382.5975953848.

The spelling of 56004988 in words is "fifty-six million, four thousand, nine hundred eighty-eight".