199398298 has 16 divisors (see below), whose sum is σ = 331160544. Its totient is φ = 89282160.

The previous prime is 199398289. The next prime is 199398307. The reversal of 199398298 is 892893991.

It is an interprime number because it is at equal distance from previous prime (199398289) and next prime (199398307).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66165 + ... + 69112.

It is an arithmetic number, because the mean of its divisors is an integer number (20697534).

Almost surely, 2^199398298 is an apocalyptic number.

199398298 is a deficient number, since it is larger than the sum of its proper divisors (131762246).

199398298 is a wasteful number, since it uses less digits than its factorization.

199398298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135357.

The product of its digits is 2519424, while the sum is 58.

The square root of 199398298 is about 14120.8462211016. The cubic root of 199398298 is about 584.2164960912.

The spelling of 199398298 in words is "one hundred ninety-nine million, three hundred ninety-eight thousand, two hundred ninety-eight".