2299490208 has 120 divisors (see below), whose sum is σ = 6945803172. Its totient is φ = 745749504.

The previous prime is 2299490189. The next prime is 2299490213. The reversal of 2299490208 is 8020949922.

It is a Cunningham number, because it is equal to 47953²-1.

It can be written as a sum of positive squares in 2 ways, for example, as 2213890704 + 85599504 = 47052^2 + 9252^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 83916 + ... + 107892.

Almost surely, 2^2299490208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2299490208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3472901586).

2299490208 is an abundant number, since it is smaller than the sum of its proper divisors (4646312964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2299490208 is a wasteful number, since it uses less digits than its factorization.

2299490208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24036 (or 24019 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 2299490208 is about 47952.9999895731. Note that the first 4 decimals coincide. The cubic root of 2299490208 is about 1319.9085887111.

The spelling of 2299490208 in words is "two billion, two hundred ninety-nine million, four hundred ninety thousand, two hundred eight".