56749756 has 24 divisors (see below), whose sum is σ = 114871680. Its totient is φ = 24027312.

The previous prime is 56749741. The next prime is 56749801. The reversal of 56749756 is 65794765.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9886 + ... + 14533.

It is an arithmetic number, because the mean of its divisors is an integer number (4786320).

Almost surely, 2^56749756 is an apocalyptic number.

It is an amenable number.

56749756 is an abundant number, since it is smaller than the sum of its proper divisors (58121924).

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

56749756 is a wasteful number, since it uses less digits than its factorization.

56749756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24513 (or 24511 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 49.

The square root of 56749756 is about 7533.2433917935. The cubic root of 56749756 is about 384.2860914156.

The spelling of 56749756 in words is "fifty-six million, seven hundred forty-nine thousand, seven hundred fifty-six".