56736244 has 24 divisors (see below), whose sum is σ = 102936680. Its totient is φ = 27340416.

The previous prime is 56736241. The next prime is 56736247. The reversal of 56736244 is 44263765.

It is an interprime number because it is at equal distance from previous prime (56736241) and next prime (56736247).

It can be written as a sum of positive squares in 4 ways, for example, as 40832100 + 15904144 = 6390^2 + 3988^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56736241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14374 + ... + 17890.

Almost surely, 2^56736244 is an apocalyptic number.

It is an amenable number.

56736244 is a deficient number, since it is larger than the sum of its proper divisors (46200436).

56736244 is a wasteful number, since it uses less digits than its factorization.

56736244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3667 (or 3665 counting only the distinct ones).

The product of its digits is 120960, while the sum is 37.

The square root of 56736244 is about 7532.3465135375. The cubic root of 56736244 is about 384.2555897524.

The spelling of 56736244 in words is "fifty-six million, seven hundred thirty-six thousand, two hundred forty-four".