198322 has 16 divisors (see below), whose sum is σ = 332640. Its totient is φ = 88128.

The previous prime is 198313. The next prime is 198323. The reversal of 198322 is 223891.

It is not an unprimeable number, because it can be changed into a prime (198323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493 + ... + 799.

It is an arithmetic number, because the mean of its divisors is an integer number (20790).

2¹⁹⁸³²² is an apocalyptic number.

198322 is a deficient number, since it is larger than the sum of its proper divisors (134318).

198322 is a wasteful number, since it uses less digits than its factorization.

198322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345.

The product of its digits is 864, while the sum is 25.

The square root of 198322 is about 445.3335828343. Note that the first 3 decimals coincide. The cubic root of 198322 is about 58.3163451665.

The spelling of 198322 in words is "one hundred ninety-eight thousand, three hundred twenty-two".