2109174208 has 28 divisors (see below), whose sum is σ = 4228553392. Its totient is φ = 1043712000.

The previous prime is 2109174163. The next prime is 2109174239. The reversal of 2109174208 is 8024719012.

It is a congruent number.

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, 163668 + ... + 176083.

It is an arithmetic number, because the mean of its divisors is an integer number (151019764).

Almost surely, 2^2109174208 is an apocalyptic number.

It is an amenable number.

2109174208 is an abundant number, since it is smaller than the sum of its proper divisors (2119379184).

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

2109174208 is an equidigital number, since it uses as much as digits as its factorization.

2109174208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339860 (or 339850 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 2109174208 is about 45925.7466787422. The cubic root of 2109174208 is about 1282.4412654433.

The spelling of 2109174208 in words is "two billion, one hundred nine million, one hundred seventy-four thousand, two hundred eight".