2098465839 has 32 divisors (see below), whose sum is σ = 3405240000. Its totient is φ = 1271273472.

The previous prime is 2098465777. The next prime is 2098465883. The reversal of 2098465839 is 9385648902.

It is not a de Polignac number, because 2098465839 - 2²⁰ = 2097417263 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2098465339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65514 + ... + 92135.

It is an arithmetic number, because the mean of its divisors is an integer number (106413750).

Almost surely, 2^2098465839 is an apocalyptic number.

2098465839 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2098465839 is a deficient number, since it is larger than the sum of its proper divisors (1306774161).

2098465839 is a wasteful number, since it uses less digits than its factorization.

2098465839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157704 (or 157698 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The square root of 2098465839 is about 45809.0148224124. The cubic root of 2098465839 is about 1280.2672454280.

The spelling of 2098465839 in words is "two billion, ninety-eight million, four hundred sixty-five thousand, eight hundred thirty-nine".