198385804 has 24 divisors (see below), whose sum is σ = 350859600. Its totient is φ = 98145600.

The previous prime is 198385729. The next prime is 198385819. The reversal of 198385804 is 408583891.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282654 + ... + 283354.

It is an arithmetic number, because the mean of its divisors is an integer number (14619150).

Almost surely, 2^198385804 is an apocalyptic number.

It is an amenable number.

198385804 is a deficient number, since it is larger than the sum of its proper divisors (152473796).

198385804 is a wasteful number, since it uses less digits than its factorization.

198385804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353 (or 1351 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 46.

The square root of 198385804 is about 14084.9495561752. The cubic root of 198385804 is about 583.2259832571.

The spelling of 198385804 in words is "one hundred ninety-eight million, three hundred eighty-five thousand, eight hundred four".