57056504 has 8 divisors (see below), whose sum is σ = 106980960. Its totient is φ = 28528248.

The previous prime is 57056501. The next prime is 57056507. The reversal of 57056504 is 40565075.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (57056501) and next prime (57056507).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57056501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3566024 + ... + 3566039.

It is an arithmetic number, because the mean of its divisors is an integer number (13372620).

Almost surely, 2^57056504 is an apocalyptic number.

It is an amenable number.

57056504 is a deficient number, since it is larger than the sum of its proper divisors (49924456).

57056504 is a wasteful number, since it uses less digits than its factorization.

57056504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7132069 (or 7132065 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 57056504 is about 7553.5755771687. The cubic root of 57056504 is about 384.9772382113.

The spelling of 57056504 in words is "fifty-seven million, fifty-six thousand, five hundred four".