56853552 has 80 divisors (see below), whose sum is σ = 171988992. Its totient is φ = 15843840.

The previous prime is 56853551. The next prime is 56853557. The reversal of 56853552 is 25535865.

It is a self number, because there is not a number n which added to its sum of digits gives 56853552.

It is not an unprimeable number, because it can be changed into a prime (56853551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11713 + ... + 15839.

Almost surely, 2^56853552 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 56853552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85994496).

56853552 is an abundant number, since it is smaller than the sum of its proper divisors (115135440).

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

56853552 is a wasteful number, since it uses less digits than its factorization.

56853552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4186 (or 4180 counting only the distinct ones).

The product of its digits is 180000, while the sum is 39.

The square root of 56853552 is about 7540.1294418597. The cubic root of 56853552 is about 384.5202367141.

The spelling of 56853552 in words is "fifty-six million, eight hundred fifty-three thousand, five hundred fifty-two".