2839408859 has 16 divisors (see below), whose sum is σ = 3294306240. Its totient is φ = 2397081600.

The previous prime is 2839408853. The next prime is 2839408861. The reversal of 2839408859 is 9588049382.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2839408859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2839408853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126047 + ... + 146855.

It is an arithmetic number, because the mean of its divisors is an integer number (205894140).

Almost surely, 2^2839408859 is an apocalyptic number.

2839408859 is a deficient number, since it is larger than the sum of its proper divisors (454897381).

2839408859 is a wasteful number, since it uses less digits than its factorization.

2839408859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21110.

The product of its (nonzero) digits is 4976640, while the sum is 56.

The square root of 2839408859 is about 53286.1038076533. The cubic root of 2839408859 is about 1416.0414877337.

The spelling of 2839408859 in words is "two billion, eight hundred thirty-nine million, four hundred eight thousand, eight hundred fifty-nine".