56569152 has 56 divisors (see below), whose sum is σ = 153737056. Its totient is φ = 18344448.

The previous prime is 56569129. The next prime is 56569159. The reversal of 56569152 is 25196565.

56569152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 56569152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56569159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3123 + ... + 11085.

Almost surely, 2^56569152 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 56569152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76868528).

56569152 is an abundant number, since it is smaller than the sum of its proper divisors (97167904).

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

56569152 is a wasteful number, since it uses less digits than its factorization.

56569152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8015 (or 8005 counting only the distinct ones).

The product of its digits is 81000, while the sum is 39.

The square root of 56569152 is about 7521.2467051680. The cubic root of 56569152 is about 383.8779994378.

The spelling of 56569152 in words is "fifty-six million, five hundred sixty-nine thousand, one hundred fifty-two".