389846684 has 12 divisors (see below), whose sum is σ = 690451944. Its totient is φ = 192574704.

The previous prime is 389846651. The next prime is 389846701. The reversal of 389846684 is 486648983.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586787 + ... + 587450.

It is an arithmetic number, because the mean of its divisors is an integer number (57537662).

Almost surely, 2^389846684 is an apocalyptic number.

It is an amenable number.

389846684 is a deficient number, since it is larger than the sum of its proper divisors (300605260).

389846684 is a wasteful number, since it uses less digits than its factorization.

389846684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174324 (or 1174322 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 56.

The square root of 389846684 is about 19744.5355478421. The cubic root of 389846684 is about 730.5186056521.

The spelling of 389846684 in words is "three hundred eighty-nine million, eight hundred forty-six thousand, six hundred eighty-four".