389974324 has 12 divisors (see below), whose sum is σ = 684258400. Its totient is φ = 194471928.

The previous prime is 389974313. The next prime is 389974349. The reversal of 389974324 is 423479983.

It is a happy number.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

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, 127104 + ... + 130135.

Almost surely, 2^389974324 is an apocalyptic number.

It is an amenable number.

389974324 is a deficient number, since it is larger than the sum of its proper divisors (294284076).

389974324 is a wasteful number, since it uses less digits than its factorization.

389974324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257622 (or 257620 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 49.

The square root of 389974324 is about 19747.7675700318. The cubic root of 389974324 is about 730.5983235038.

The spelling of 389974324 in words is "three hundred eighty-nine million, nine hundred seventy-four thousand, three hundred twenty-four".