198807112 has 48 divisors (see below), whose sum is σ = 459145260. Its totient is φ = 80188416.

The previous prime is 198807109. The next prime is 198807149. The reversal of 198807112 is 211708891.

198807112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 196392196 + 2414916 = 14014^2 + 1554^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8253 + ... + 21580.

Almost surely, 2^198807112 is an apocalyptic number.

It is an amenable number.

198807112 is an abundant number, since it is smaller than the sum of its proper divisors (260338148).

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

198807112 is a wasteful number, since it uses less digits than its factorization.

198807112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29870 (or 29859 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 37.

The square root of 198807112 is about 14099.8975882806. The cubic root of 198807112 is about 583.6385531596.

The spelling of 198807112 in words is "one hundred ninety-eight million, eight hundred seven thousand, one hundred twelve".