198413164 has 6 divisors (see below), whose sum is σ = 347223044. Its totient is φ = 99206580.

The previous prime is 198413141. The next prime is 198413167. The reversal of 198413164 is 461314891.

It is not an unprimeable number, because it can be changed into a prime (198413167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24801642 + ... + 24801649.

Almost surely, 2^198413164 is an apocalyptic number.

It is an amenable number.

198413164 is a deficient number, since it is larger than the sum of its proper divisors (148809880).

198413164 is a wasteful number, since it uses less digits than its factorization.

198413164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49603295 (or 49603293 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 198413164 is about 14085.9207721753. The cubic root of 198413164 is about 583.2527935245.

It can be divided in two parts, 19841 and 3164, that added together give a triangular number (23005 = T₂₁₄).

The spelling of 198413164 in words is "one hundred ninety-eight million, four hundred thirteen thousand, one hundred sixty-four".