56857374 has 24 divisors (see below), whose sum is σ = 140790000. Its totient is φ = 16244928.

The previous prime is 56857373. The next prime is 56857387. The reversal of 56857374 is 47375865.

56857374 is a `hidden beast` number, since 5 + 6 + 8 + 573 + 74 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56857373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225499 + ... + 225750.

It is an arithmetic number, because the mean of its divisors is an integer number (5866250).

Almost surely, 2^56857374 is an apocalyptic number.

56857374 is an abundant number, since it is smaller than the sum of its proper divisors (83932626).

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

56857374 is a wasteful number, since it uses less digits than its factorization.

56857374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451264 (or 451261 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 56857374 is about 7540.3828815253. The cubic root of 56857374 is about 384.5288530237.

The spelling of 56857374 in words is "fifty-six million, eight hundred fifty-seven thousand, three hundred seventy-four".