56713490 has 32 divisors (see below), whose sum is σ = 105871104. Its totient is φ = 21859200.

The previous prime is 56713429. The next prime is 56713511. The reversal of 56713490 is 9431765.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56713490.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30590 + ... + 32390.

It is an arithmetic number, because the mean of its divisors is an integer number (3308472).

Almost surely, 2^56713490 is an apocalyptic number.

56713490 is a deficient number, since it is larger than the sum of its proper divisors (49157614).

56713490 is a wasteful number, since it uses less digits than its factorization.

56713490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 56713490 is about 7530.8359429747. The cubic root of 56713490 is about 384.2042144753.

The spelling of 56713490 in words is "fifty-six million, seven hundred thirteen thousand, four hundred ninety".