198206 has 4 divisors (see below), whose sum is σ = 297312. Its totient is φ = 99102.

The previous prime is 198197. The next prime is 198221. The reversal of 198206 is 602891.

198206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

198206 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49550 + ... + 49553.

It is an arithmetic number, because the mean of its divisors is an integer number (74328).

2¹⁹⁸²⁰⁶ is an apocalyptic number.

198206 is a deficient number, since it is larger than the sum of its proper divisors (99106).

198206 is an equidigital number, since it uses as much as digits as its factorization.

198206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99105.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 198206 is about 445.2033243362. The cubic root of 198206 is about 58.3049730622.

It can be divided in two parts, 198 and 206, that added together give a palindrome (404).

The spelling of 198206 in words is "one hundred ninety-eight thousand, two hundred six".