56937393 has 6 divisors (see below), whose sum is σ = 82242914. Its totient is φ = 37958256.

The previous prime is 56937383. The next prime is 56937401. The reversal of 56937393 is 39373965.

It can be written as a sum of positive squares in only one way, i.e., 50296464 + 6640929 = 7092^2 + 2577^2 .

It is not a de Polignac number, because 56937393 - 2⁶ = 56937329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56937313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3163180 + ... + 3163197.

Almost surely, 2^56937393 is an apocalyptic number.

It is an amenable number.

56937393 is a deficient number, since it is larger than the sum of its proper divisors (25305521).

56937393 is a wasteful number, since it uses less digits than its factorization.

56937393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326383 (or 6326380 counting only the distinct ones).

The product of its digits is 459270, while the sum is 45.

The square root of 56937393 is about 7545.6870462536. The cubic root of 56937393 is about 384.7091591049.

The spelling of 56937393 in words is "fifty-six million, nine hundred thirty-seven thousand, three hundred ninety-three".