198692164 has 36 divisors (see below), whose sum is σ = 391124272. Its totient is φ = 88205040.

The previous prime is 198692161. The next prime is 198692201. The reversal of 198692164 is 461296891.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (198692161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16039 + ... + 25585.

Almost surely, 2^198692164 is an apocalyptic number.

It is an amenable number.

198692164 is a deficient number, since it is larger than the sum of its proper divisors (192432108).

198692164 is a wasteful number, since it uses less digits than its factorization.

198692164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9616 (or 9603 counting only the distinct ones).

The product of its digits is 186624, while the sum is 46.

The square root of 198692164 is about 14095.8207990879. The cubic root of 198692164 is about 583.5260470933.

The spelling of 198692164 in words is "one hundred ninety-eight million, six hundred ninety-two thousand, one hundred sixty-four".