198058 has 24 divisors (see below), whose sum is σ = 361152. Its totient is φ = 81144.

The previous prime is 198047. The next prime is 198073. The reversal of 198058 is 850891.

It is a super-3 number, since 3×198058³ = 23307646483233336, which contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4191 + ... + 4237.

It is an arithmetic number, because the mean of its divisors is an integer number (15048).

2¹⁹⁸⁰⁵⁸ is an apocalyptic number.

198058 is a deficient number, since it is larger than the sum of its proper divisors (163094).

198058 is a wasteful number, since it uses less digits than its factorization.

198058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 198058 is about 445.0370771071. The cubic root of 198058 is about 58.2904573821.

The spelling of 198058 in words is "one hundred ninety-eight thousand, fifty-eight".