386976394 has 8 divisors (see below), whose sum is σ = 663388128. Its totient is φ = 165847020.

The previous prime is 386976391. The next prime is 386976413. The reversal of 386976394 is 493679683.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (386976391) 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, 13820572 + ... + 13820599.

It is an arithmetic number, because the mean of its divisors is an integer number (82923516).

Almost surely, 2^386976394 is an apocalyptic number.

386976394 is a deficient number, since it is larger than the sum of its proper divisors (276411734).

386976394 is a wasteful number, since it uses less digits than its factorization.

386976394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27641180.

The product of its digits is 5878656, while the sum is 55.

The square root of 386976394 is about 19671.7155835479. The cubic root of 386976394 is about 728.7213458033.

The spelling of 386976394 in words is "three hundred eighty-six million, nine hundred seventy-six thousand, three hundred ninety-four".