2789820328 has 16 divisors (see below), whose sum is σ = 5458344480. Its totient is φ = 1334261808.

The previous prime is 2789820311. The next prime is 2789820353. The reversal of 2789820328 is 8230289872.

It is a super-4 number, since 4×2789820328⁴ (a number of 39 digits) contains 4444 as substring.

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, 7580850 + ... + 7581217.

It is an arithmetic number, because the mean of its divisors is an integer number (341146530).

Almost surely, 2^2789820328 is an apocalyptic number.

It is an amenable number.

2789820328 is a deficient number, since it is larger than the sum of its proper divisors (2668524152).

2789820328 is a wasteful number, since it uses less digits than its factorization.

2789820328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15162096 (or 15162092 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 49.

The square root of 2789820328 is about 52818.7497769495. The cubic root of 2789820328 is about 1407.7495963209.

The spelling of 2789820328 in words is "two billion, seven hundred eighty-nine million, eight hundred twenty thousand, three hundred twenty-eight".