118198 has 8 divisors (see below), whose sum is σ = 179208. Its totient is φ = 58464.

The previous prime is 118189. The next prime is 118211. The reversal of 118198 is 891811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 8.

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 3 ways as a sum of consecutive naturals, for example, 36 + ... + 487.

It is an arithmetic number, because the mean of its divisors is an integer number (22401).

2¹¹⁸¹⁹⁸ is an apocalyptic number.

118198 is a deficient number, since it is larger than the sum of its proper divisors (61010).

118198 is a wasteful number, since it uses less digits than its factorization.

118198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638.

The product of its digits is 576, while the sum is 28.

The square root of 118198 is about 343.7993600925. The cubic root of 118198 is about 49.0760999933.

The spelling of 118198 in words is "one hundred eighteen thousand, one hundred ninety-eight".