2099908 has 12 divisors (see below), whose sum is σ = 3891132. Its totient is φ = 988160.

The previous prime is 2099893. The next prime is 2099921. The reversal of 2099908 is 8099902.

It can be written as a sum of positive squares in 2 ways, for example, as 1871424 + 228484 = 1368^2 + 478^2 .

It is a super-2 number, since 2×2099908² = 8819227216928, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15373 + ... + 15508.

It is an arithmetic number, because the mean of its divisors is an integer number (324261).

2^2099908 is an apocalyptic number.

It is an amenable number.

2099908 is a deficient number, since it is larger than the sum of its proper divisors (1791224).

2099908 is a wasteful number, since it uses less digits than its factorization.

2099908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30902 (or 30900 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 2099908 is about 1449.1059312555. The cubic root of 2099908 is about 128.0560464193.

The spelling of 2099908 in words is "two million, ninety-nine thousand, nine hundred eight".