3117198 has 16 divisors (see below), whose sum is σ = 7125120. Its totient is φ = 890616.

The previous prime is 3117187. The next prime is 3117203. The reversal of 3117198 is 8917113.

3117198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37068 + ... + 37151.

It is an arithmetic number, because the mean of its divisors is an integer number (445320).

Almost surely, 2^3117198 is an apocalyptic number.

3117198 is an abundant number, since it is smaller than the sum of its proper divisors (4007922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3117198 is a wasteful number, since it uses less digits than its factorization.

3117198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74231.

The product of its digits is 1512, while the sum is 30.

The square root of 3117198 is about 1765.5588350435. The cubic root of 3117198 is about 146.0791151869.

The spelling of 3117198 in words is "three million, one hundred seventeen thousand, one hundred ninety-eight".