2789272844 has 12 divisors (see below), whose sum is σ = 4886443464. Its totient is φ = 1393146144.

The previous prime is 2789272823. The next prime is 2789272877. The reversal of 2789272844 is 4482729872.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368354 + ... + 375849.

It is an arithmetic number, because the mean of its divisors is an integer number (407203622).

Almost surely, 2^2789272844 is an apocalyptic number.

It is an amenable number.

2789272844 is a deficient number, since it is larger than the sum of its proper divisors (2097170620).

2789272844 is a wasteful number, since it uses less digits than its factorization.

2789272844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745144 (or 745142 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 53.

The square root of 2789272844 is about 52813.5668554965. The cubic root of 2789272844 is about 1407.6575030782.

The spelling of 2789272844 in words is "two billion, seven hundred eighty-nine million, two hundred seventy-two thousand, eight hundred forty-four".