813001198 has 8 divisors (see below), whose sum is σ = 1220091840. Its totient is φ = 406303920.

The previous prime is 813001187. The next prime is 813001201. The reversal of 813001198 is 891100318.

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

It is a congruent number.

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, 93118 + ... + 101473.

It is an arithmetic number, because the mean of its divisors is an integer number (152511480).

Almost surely, 2^813001198 is an apocalyptic number.

813001198 is a deficient number, since it is larger than the sum of its proper divisors (407090642).

813001198 is a wasteful number, since it uses less digits than its factorization.

813001198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196682.

The product of its (nonzero) digits is 1728, while the sum is 31.

The square root of 813001198 is about 28513.1758666060. The cubic root of 813001198 is about 933.3196192146.

The spelling of 813001198 in words is "eight hundred thirteen million, one thousand, one hundred ninety-eight".