2098539 has 12 divisors (see below), whose sum is σ = 3043872. Its totient is φ = 1393200.

The previous prime is 2098519. The next prime is 2098541. The reversal of 2098539 is 9358902.

It is not a de Polignac number, because 2098539 - 2⁹ = 2098027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2098519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3609 + ... + 4149.

It is an arithmetic number, because the mean of its divisors is an integer number (253656).

2^2098539 is an apocalyptic number.

2098539 is a deficient number, since it is larger than the sum of its proper divisors (945333).

2098539 is a wasteful number, since it uses less digits than its factorization.

2098539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978 (or 975 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 2098539 is about 1448.6334940212. The cubic root of 2098539 is about 128.0282123685.

The spelling of 2098539 in words is "two million, ninety-eight thousand, five hundred thirty-nine".