56610552 has 64 divisors (see below), whose sum is σ = 147600000. Its totient is φ = 18071424.

The previous prime is 56610539. The next prime is 56610553. The reversal of 56610552 is 25501665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56610553) 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, 113199 + ... + 113697.

It is an arithmetic number, because the mean of its divisors is an integer number (2306250).

Almost surely, 2^56610552 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 56610552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73800000).

56610552 is an abundant number, since it is smaller than the sum of its proper divisors (90989448).

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

56610552 is a wasteful number, since it uses less digits than its factorization.

56610552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 56610552 is about 7523.9984051035. The cubic root of 56610552 is about 383.9716233371.

The spelling of 56610552 in words is "fifty-six million, six hundred ten thousand, five hundred fifty-two".