56744764 has 12 divisors (see below), whose sum is σ = 102727800. Its totient is φ = 27393968.

The previous prime is 56744761. The next prime is 56744771. The reversal of 56744764 is 46744765.

It is a self number, because there is not a number n which added to its sum of digits gives 56744764.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56744761) 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, 244474 + ... + 244705.

It is an arithmetic number, because the mean of its divisors is an integer number (8560650).

Almost surely, 2^56744764 is an apocalyptic number.

It is an amenable number.

56744764 is a deficient number, since it is larger than the sum of its proper divisors (45983036).

56744764 is a wasteful number, since it uses less digits than its factorization.

56744764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489212 (or 489210 counting only the distinct ones).

The product of its digits is 564480, while the sum is 43.

The square root of 56744764 is about 7532.9120531173. The cubic root of 56744764 is about 384.2748231591.

Subtracting from 56744764 its reverse (46744765), we obtain a palindrome (9999999).

The spelling of 56744764 in words is "fifty-six million, seven hundred forty-four thousand, seven hundred sixty-four".