2109084492 has 24 divisors (see below), whose sum is σ = 4929402352. Its totient is φ = 701856000.

The previous prime is 2109084487. The next prime is 2109084499. The reversal of 2109084492 is 2944809012.

It is a self number, because there is not a number n which added to its sum of digits gives 2109084492.

It is not an unprimeable number, because it can be changed into a prime (2109084499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139009 + ... + 153432.

Almost surely, 2^2109084492 is an apocalyptic number.

It is an amenable number.

2109084492 is an abundant number, since it is smaller than the sum of its proper divisors (2820317860).

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

2109084492 is a wasteful number, since it uses less digits than its factorization.

2109084492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293049 (or 293047 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 2109084492 is about 45924.7699177688. The cubic root of 2109084492 is about 1282.4230818447.

The spelling of 2109084492 in words is "two billion, one hundred nine million, eighty-four thousand, four hundred ninety-two".