98591859 has 12 divisors (see below), whose sum is σ = 142501216. Its totient is φ = 65686032.

The previous prime is 98591849. The next prime is 98591881. The reversal of 98591859 is 95819589.

It is not a de Polignac number, because 98591859 - 2¹¹ = 98589811 is a prime.

It is a super-2 number, since 2×98591859² = 19440709322151762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98591849) 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 in 11 ways as a sum of consecutive naturals, for example, 19149 + ... + 23745.

Almost surely, 2^98591859 is an apocalyptic number.

98591859 is a deficient number, since it is larger than the sum of its proper divisors (43909357).

98591859 is a wasteful number, since it uses less digits than its factorization.

98591859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6986 (or 6983 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 54.

The square root of 98591859 is about 9929.3433317617. The cubic root of 98591859 is about 461.9699058376.

The spelling of 98591859 in words is "ninety-eight million, five hundred ninety-one thousand, eight hundred fifty-nine".