98999659 has 12 divisors (see below), whose sum is σ = 113552208. Its totient is φ = 86084240.

The previous prime is 98999657. The next prime is 98999683. The reversal of 98999659 is 95699989.

It is not a de Polignac number, because 98999659 - 2¹ = 98999657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98999659.

It is not an unprimeable number, because it can be changed into a prime (98999651) 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 in 11 ways as a sum of consecutive naturals, for example, 15004 + ... + 20569.

It is an arithmetic number, because the mean of its divisors is an integer number (9462684).

Almost surely, 2^98999659 is an apocalyptic number.

98999659 is a deficient number, since it is larger than the sum of its proper divisors (14552549).

98999659 is a wasteful number, since it uses less digits than its factorization.

98999659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35618 (or 35607 counting only the distinct ones).

The product of its digits is 14171760, while the sum is 64.

The square root of 98999659 is about 9949.8572351567. The cubic root of 98999659 is about 462.6059697769.

The spelling of 98999659 in words is "ninety-eight million, nine hundred ninety-nine thousand, six hundred fifty-nine".