198324233 has 2 divisors, whose sum is σ = 198324234. Its totient is φ = 198324232.

The previous prime is 198324211. The next prime is 198324253. The reversal of 198324233 is 332423891.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196756729 + 1567504 = 14027^2 + 1252^2 .

It is an emirp because it is prime and its reverse (332423891) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 198324233 - 2⁶ = 198324169 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 198324193 and 198324202.

It is not a weakly prime, because it can be changed into another prime (198324253) by changing a digit.

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 as a sum of consecutive naturals, namely, 99162116 + 99162117.

It is an arithmetic number, because the mean of its divisors is an integer number (99162117).

Almost surely, 2^198324233 is an apocalyptic number.

It is an amenable number.

198324233 is a deficient number, since it is larger than the sum of its proper divisors (1).

198324233 is an equidigital number, since it uses as much as digits as its factorization.

198324233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 198324233 is about 14082.7636847318. The cubic root of 198324233 is about 583.1656403597.

The spelling of 198324233 in words is "one hundred ninety-eight million, three hundred twenty-four thousand, two hundred thirty-three".