298698199 has 2 divisors, whose sum is σ = 298698200. Its totient is φ = 298698198.

The previous prime is 298698193. The next prime is 298698247. The reversal of 298698199 is 991896892.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298698199 is a prime.

It is a super-2 number, since 2×298698199² = 178441228171687202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298698193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149349099 + 149349100.

It is an arithmetic number, because the mean of its divisors is an integer number (149349100).

Almost surely, 2^298698199 is an apocalyptic number.

298698199 is a deficient number, since it is larger than the sum of its proper divisors (1).

298698199 is an equidigital number, since it uses as much as digits as its factorization.

298698199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5038848, while the sum is 61.

The square root of 298698199 is about 17282.8874613011. The cubic root of 298698199 is about 668.4632477897.

The spelling of 298698199 in words is "two hundred ninety-eight million, six hundred ninety-eight thousand, one hundred ninety-nine".