198841164 has 24 divisors (see below), whose sum is σ = 484135680. Its totient is φ = 63398544.

The previous prime is 198841127. The next prime is 198841169. The reversal of 198841164 is 461148891.

It is a happy number.

198841164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (198841169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359944 + ... + 360495.

It is an arithmetic number, because the mean of its divisors is an integer number (20172320).

Almost surely, 2^198841164 is an apocalyptic number.

It is an amenable number.

198841164 is an abundant number, since it is smaller than the sum of its proper divisors (285294516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198841164 is a wasteful number, since it uses less digits than its factorization.

198841164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720469 (or 720467 counting only the distinct ones).

The product of its digits is 55296, while the sum is 42.

The square root of 198841164 is about 14101.1050630793. The cubic root of 198841164 is about 583.6718734388.

The spelling of 198841164 in words is "one hundred ninety-eight million, eight hundred forty-one thousand, one hundred sixty-four".