99235859 has 2 divisors, whose sum is σ = 99235860. Its totient is φ = 99235858.

The previous prime is 99235849. The next prime is 99235891. The reversal of 99235859 is 95853299.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99235859 - 2²⁴ = 82458643 is a prime.

It is a super-2 number, since 2×99235859² = 19695511422935762, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (99235849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49617929 + 49617930.

It is an arithmetic number, because the mean of its divisors is an integer number (49617930).

Almost surely, 2^99235859 is an apocalyptic number.

99235859 is a deficient number, since it is larger than the sum of its proper divisors (1).

99235859 is an equidigital number, since it uses as much as digits as its factorization.

99235859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 874800, while the sum is 50.

The square root of 99235859 is about 9961.7196808583. The cubic root of 99235859 is about 462.9735829818.

The spelling of 99235859 in words is "ninety-nine million, two hundred thirty-five thousand, eight hundred fifty-nine".