198297 has 12 divisors (see below), whose sum is σ = 312624. Its totient is φ = 120120.

The previous prime is 198281. The next prime is 198301. The reversal of 198297 is 792891.

It is a happy number.

It is not a de Polignac number, because 198297 - 2⁴ = 198281 is a prime.

198297 is a modest number, since divided by 297 gives 198 as remainder.

It is not an unprimeable number, because it can be changed into a prime (198257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 903 + ... + 1100.

It is an arithmetic number, because the mean of its divisors is an integer number (26052).

2¹⁹⁸²⁹⁷ is an apocalyptic number.

It is an amenable number.

198297 is a deficient number, since it is larger than the sum of its proper divisors (114327).

198297 is a wasteful number, since it uses less digits than its factorization.

198297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020 (or 2017 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 198297 is about 445.3055131031. The cubic root of 198297 is about 58.3138946569.

Subtracting from 198297 its product of digits (9072), we obtain a square (189225 = 435²).

The spelling of 198297 in words is "one hundred ninety-eight thousand, two hundred ninety-seven".