386683656 has 16 divisors (see below), whose sum is σ = 966709200. Its totient is φ = 128894544.

The previous prime is 386683639. The next prime is 386683663. The reversal of 386683656 is 656386683.

It is a junction number, because it is equal to n+sod(n) for n = 386683599 and 386683608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8055886 + ... + 8055933.

It is an arithmetic number, because the mean of its divisors is an integer number (60419325).

Almost surely, 2^386683656 is an apocalyptic number.

It is an amenable number.

386683656 is an abundant number, since it is smaller than the sum of its proper divisors (580025544).

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

386683656 is a wasteful number, since it uses less digits than its factorization.

386683656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16111828 (or 16111824 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 51.

The square root of 386683656 is about 19664.2735945165. The cubic root of 386683656 is about 728.5375462686.

It can be divided in two parts, 38668 and 3656, that added together give a palindrome (42324).

The spelling of 386683656 in words is "three hundred eighty-six million, six hundred eighty-three thousand, six hundred fifty-six".