2017198 has 8 divisors (see below), whose sum is σ = 3033792. Its totient is φ = 1005936.

The previous prime is 2017189. The next prime is 2017217. The reversal of 2017198 is 8917102.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190 + ... + 2017.

It is an arithmetic number, because the mean of its divisors is an integer number (379224).

2^2017198 is an apocalyptic number.

2017198 is a deficient number, since it is larger than the sum of its proper divisors (1016594).

2017198 is a wasteful number, since it uses less digits than its factorization.

2017198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 2017198 is about 1420.2809581206. The cubic root of 2017198 is about 126.3522101423.

The spelling of 2017198 in words is "two million, seventeen thousand, one hundred ninety-eight".