56575936 has 28 divisors (see below), whose sum is σ = 113275872. Its totient is φ = 28034048.

The previous prime is 56575933. The next prime is 56575951. The reversal of 56575936 is 63957565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56575933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3321 + ... + 11143.

Almost surely, 2^56575936 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 56575936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56637936).

56575936 is an abundant number, since it is smaller than the sum of its proper divisors (56699936).

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

56575936 is a wasteful number, since it uses less digits than its factorization.

56575936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7948 (or 7938 counting only the distinct ones).

The product of its digits is 850500, while the sum is 46.

The square root of 56575936 is about 7521.6976807101. The cubic root of 56575936 is about 383.8933442218.

The spelling of 56575936 in words is "fifty-six million, five hundred seventy-five thousand, nine hundred thirty-six".