56057148 has 72 divisors (see below), whose sum is σ = 162970080. Its totient is φ = 15914880.

The previous prime is 56057147. The next prime is 56057159. The reversal of 56057148 is 84175065.

56057148 is a `hidden beast` number, since 5 + 605 + 7 + 1 + 48 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56057147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44998 + ... + 46226.

Almost surely, 2^56057148 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 56057148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81485040).

56057148 is an abundant number, since it is smaller than the sum of its proper divisors (106912932).

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

56057148 is a wasteful number, since it uses less digits than its factorization.

56057148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427 (or 1422 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 56057148 is about 7487.1321612484. The cubic root of 56057148 is about 382.7163353940.

The spelling of 56057148 in words is "fifty-six million, fifty-seven thousand, one hundred forty-eight".