386935986 has 32 divisors (see below), whose sum is σ = 801335808. Its totient is φ = 124427520.

The previous prime is 386935979. The next prime is 386936003. The reversal of 386935986 is 689539683.

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, 59596 + ... + 65768.

It is an arithmetic number, because the mean of its divisors is an integer number (25041744).

Almost surely, 2^386935986 is an apocalyptic number.

386935986 is an abundant number, since it is smaller than the sum of its proper divisors (414399822).

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

386935986 is a wasteful number, since it uses less digits than its factorization.

386935986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6546.

The product of its digits is 8398080, while the sum is 57.

The square root of 386935986 is about 19670.6884983724. The cubic root of 386935986 is about 728.6959806065.

The spelling of 386935986 in words is "three hundred eighty-six million, nine hundred thirty-five thousand, nine hundred eighty-six".