2904239864 has 16 divisors (see below), whose sum is σ = 5446116000. Its totient is φ = 1451942272.

The previous prime is 2904239827. The next prime is 2904239873. The reversal of 2904239864 is 4689324092.

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, 69584 + ... + 103200.

It is an arithmetic number, because the mean of its divisors is an integer number (340382250).

Almost surely, 2^2904239864 is an apocalyptic number.

It is an amenable number.

2904239864 is a deficient number, since it is larger than the sum of its proper divisors (2541876136).

2904239864 is a wasteful number, since it uses less digits than its factorization.

2904239864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44422 (or 44418 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 47.

The square root of 2904239864 is about 53890.9998422742. Note that the first 3 decimals coincide. The cubic root of 2904239864 is about 1426.7377775814.

The spelling of 2904239864 in words is "two billion, nine hundred four million, two hundred thirty-nine thousand, eight hundred sixty-four".