56158336 has 32 divisors (see below), whose sum is σ = 120487500. Its totient is φ = 25918464.

The previous prime is 56158331. The next prime is 56158339. The reversal of 56158336 is 63385165.

It can be written as a sum of positive squares in 2 ways, for example, as 55950400 + 207936 = 7480^2 + 456^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 56158295 and 56158304.

It is not an unprimeable number, because it can be changed into a prime (56158331) 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, 15211 + ... + 18538.

Almost surely, 2^56158336 is an apocalyptic number.

It is an amenable number.

56158336 is an abundant number, since it is smaller than the sum of its proper divisors (64329164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56158336 is a wasteful number, since it uses less digits than its factorization.

56158336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33776 (or 33764 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 56158336 is about 7493.8865750690. The cubic root of 56158336 is about 382.9464756695.

The spelling of 56158336 in words is "fifty-six million, one hundred fifty-eight thousand, three hundred thirty-six".