2904239916 has 72 divisors (see below), whose sum is σ = 7637338800. Its totient is φ = 929416320.

The previous prime is 2904239893. The next prime is 2904239981. The reversal of 2904239916 is 6199324092.

It is a happy number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 179106 + ... + 194646.

It is an arithmetic number, because the mean of its divisors is an integer number (106074150).

Almost surely, 2^2904239916 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 2904239916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3818669400).

2904239916 is an abundant number, since it is smaller than the sum of its proper divisors (4733098884).

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

2904239916 is a wasteful number, since it uses less digits than its factorization.

2904239916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15759 (or 15754 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 2904239916 is about 53891.0003247295. Note that the first 3 decimals coincide. The cubic root of 2904239916 is about 1426.7377860966.

The spelling of 2904239916 in words is "two billion, nine hundred four million, two hundred thirty-nine thousand, nine hundred sixteen".