56744404 has 12 divisors (see below), whose sum is σ = 103620384. Its totient is φ = 27138584.

The previous prime is 56744383. The next prime is 56744417. The reversal of 56744404 is 40444765.

It is a self number, because there is not a number n which added to its sum of digits gives 56744404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308302 + ... + 308485.

It is an arithmetic number, because the mean of its divisors is an integer number (8635032).

Almost surely, 2^56744404 is an apocalyptic number.

It is an amenable number.

56744404 is a deficient number, since it is larger than the sum of its proper divisors (46875980).

56744404 is a wasteful number, since it uses less digits than its factorization.

56744404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616814 (or 616812 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 34.

The square root of 56744404 is about 7532.8881579378. Note that the first 3 decimals coincide. The cubic root of 56744404 is about 384.2740105189.

It can be divided in two parts, 5 and 6744404, that added together give a square (6744409 = 2597²).

The spelling of 56744404 in words is "fifty-six million, seven hundred forty-four thousand, four hundred four".