2098905 has 16 divisors (see below), whose sum is σ = 3556224. Its totient is φ = 1053440.

The previous prime is 2098903. The next prime is 2098907. The reversal of 2098905 is 5098902.

It is an interprime number because it is at equal distance from previous prime (2098903) and next prime (2098907).

It is not a de Polignac number, because 2098905 - 2¹ = 2098903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2098903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3861 + ... + 4370.

It is an arithmetic number, because the mean of its divisors is an integer number (222264).

2^2098905 is an apocalyptic number.

It is an amenable number.

2098905 is a deficient number, since it is larger than the sum of its proper divisors (1457319).

2098905 is a wasteful number, since it uses less digits than its factorization.

2098905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8256.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 2098905 is about 1448.7598144620. The cubic root of 2098905 is about 128.0356549435.

It can be divided in two parts, 2098 and 905, that added together give a palindrome (3003).

The spelling of 2098905 in words is "two million, ninety-eight thousand, nine hundred five".