56486818 has 16 divisors (see below), whose sum is σ = 89853624. Its totient is φ = 26540800.

The previous prime is 56486803. The next prime is 56486861. The reversal of 56486818 is 81868465.

It can be written as a sum of positive squares in 4 ways, for example, as 41641209 + 14845609 = 6453^2 + 3853^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42768 + ... + 44068.

Almost surely, 2^56486818 is an apocalyptic number.

56486818 is a deficient number, since it is larger than the sum of its proper divisors (33366806).

56486818 is a wasteful number, since it uses less digits than its factorization.

56486818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2597.

The product of its digits is 368640, while the sum is 46.

The square root of 56486818 is about 7515.7712844391. The cubic root of 56486818 is about 383.6916696312.

The spelling of 56486818 in words is "fifty-six million, four hundred eighty-six thousand, eight hundred eighteen".