198228299 has 2 divisors, whose sum is σ = 198228300. Its totient is φ = 198228298.

The previous prime is 198228293. The next prime is 198228337. The reversal of 198228299 is 992822891.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198228299 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (198228293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99114149 + 99114150.

It is an arithmetic number, because the mean of its divisors is an integer number (99114150).

Almost surely, 2^198228299 is an apocalyptic number.

198228299 is a deficient number, since it is larger than the sum of its proper divisors (1).

198228299 is an equidigital number, since it uses as much as digits as its factorization.

198228299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 50.

The square root of 198228299 is about 14079.3571941335. The cubic root of 198228299 is about 583.0715949761.

The spelling of 198228299 in words is "one hundred ninety-eight million, two hundred twenty-eight thousand, two hundred ninety-nine".