198808192 has 32 divisors (see below), whose sum is σ = 432072000. Its totient is φ = 90366720.

The previous prime is 198808187. The next prime is 198808201. The reversal of 198808192 is 291808891.

It is a tau number, because it is divible by the number of its divisors (32).

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, 69192 + ... + 72007.

It is an arithmetic number, because the mean of its divisors is an integer number (13502250).

Almost surely, 2^198808192 is an apocalyptic number.

It is an amenable number.

198808192 is an abundant number, since it is smaller than the sum of its proper divisors (233263808).

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

198808192 is a wasteful number, since it uses less digits than its factorization.

198808192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141224 (or 141212 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 46.

The square root of 198808192 is about 14099.9358863791. The cubic root of 198808192 is about 583.6396100107.

The spelling of 198808192 in words is "one hundred ninety-eight million, eight hundred eight thousand, one hundred ninety-two".