331313198 has 8 divisors (see below), whose sum is σ = 498860208. Its totient is φ = 165026464.

The previous prime is 331313179. The next prime is 331313209. The reversal of 331313198 is 891313133.

331313198 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 314411 + ... + 315462.

It is an arithmetic number, because the mean of its divisors is an integer number (62357526).

Almost surely, 2^331313198 is an apocalyptic number.

331313198 is a deficient number, since it is larger than the sum of its proper divisors (167547010).

331313198 is a wasteful number, since it uses less digits than its factorization.

331313198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630138.

The product of its digits is 5832, while the sum is 32.

The square root of 331313198 is about 18202.0108229833. The cubic root of 331313198 is about 691.9577516056.

The spelling of 331313198 in words is "three hundred thirty-one million, three hundred thirteen thousand, one hundred ninety-eight".