199993298 has 8 divisors (see below), whose sum is σ = 300115200. Its totient is φ = 99954900.

The previous prime is 199993289. The next prime is 199993331. The reversal of 199993298 is 892399991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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, 14498 + ... + 24701.

It is an arithmetic number, because the mean of its divisors is an integer number (37514400).

Almost surely, 2^199993298 is an apocalyptic number.

199993298 is a deficient number, since it is larger than the sum of its proper divisors (100121902).

199993298 is a wasteful number, since it uses less digits than its factorization.

199993298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41752.

The product of its digits is 2834352, while the sum is 59.

The square root of 199993298 is about 14141.8986702635. The cubic root of 199993298 is about 584.7970153140.

The spelling of 199993298 in words is "one hundred ninety-nine million, nine hundred ninety-three thousand, two hundred ninety-eight".