198885299 has 2 divisors, whose sum is σ = 198885300. Its totient is φ = 198885298.

The previous prime is 198885263. The next prime is 198885307. The reversal of 198885299 is 992588891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 198885299 - 2¹² = 198881203 is a prime.

It is not a weakly prime, because it can be changed into another prime (198885259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99442649 + 99442650.

It is an arithmetic number, because the mean of its divisors is an integer number (99442650).

Almost surely, 2^198885299 is an apocalyptic number.

198885299 is a deficient number, since it is larger than the sum of its proper divisors (1).

198885299 is an equidigital number, since it uses as much as digits as its factorization.

198885299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 59.

The square root of 198885299 is about 14102.6699245214. The cubic root of 198885299 is about 583.7150543911.

The spelling of 198885299 in words is "one hundred ninety-eight million, eight hundred eighty-five thousand, two hundred ninety-nine".