198305516 has 12 divisors (see below), whose sum is σ = 348020232. Its totient is φ = 98871168.

The previous prime is 198305501. The next prime is 198305537. The reversal of 198305516 is 615503891.

198305516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 198305516.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68810 + ... + 71633.

It is an arithmetic number, because the mean of its divisors is an integer number (29001686).

Almost surely, 2^198305516 is an apocalyptic number.

It is an amenable number.

198305516 is a deficient number, since it is larger than the sum of its proper divisors (149714716).

198305516 is a wasteful number, since it uses less digits than its factorization.

198305516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140800 (or 140798 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 198305516 is about 14082.0991332969. The cubic root of 198305516 is about 583.1472942159.

The spelling of 198305516 in words is "one hundred ninety-eight million, three hundred five thousand, five hundred sixteen".