56749684 has 12 divisors (see below), whose sum is σ = 99505504. Its totient is φ = 28319544.

The previous prime is 56749663. The next prime is 56749687. The reversal of 56749684 is 48694765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56749687) 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, 11472 + ... + 15655.

Almost surely, 2^56749684 is an apocalyptic number.

It is an amenable number.

56749684 is a deficient number, since it is larger than the sum of its proper divisors (42755820).

56749684 is a wasteful number, since it uses less digits than its factorization.

56749684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27654 (or 27652 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 56749684 is about 7533.2386129738. The cubic root of 56749684 is about 384.2859288974.

The spelling of 56749684 in words is "fifty-six million, seven hundred forty-nine thousand, six hundred eighty-four".