99998299 has 2 divisors, whose sum is σ = 99998300. Its totient is φ = 99998298.

The previous prime is 99998291. The next prime is 99998323. The reversal of 99998299 is 99289999.

It is a weak prime.

It is an emirp because it is prime and its reverse (99289999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99998299 - 2³ = 99998291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99998299.

It is not a weakly prime, because it can be changed into another prime (99998291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49999149 + 49999150.

It is an arithmetic number, because the mean of its divisors is an integer number (49999150).

Almost surely, 2^99998299 is an apocalyptic number.

99998299 is a deficient number, since it is larger than the sum of its proper divisors (1).

99998299 is an equidigital number, since it uses as much as digits as its factorization.

99998299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8503056, while the sum is 64.

The square root of 99998299 is about 9999.9149496383. The cubic root of 99998299 is about 464.1562515655.

The spelling of 99998299 in words is "ninety-nine million, nine hundred ninety-eight thousand, two hundred ninety-nine".