2728939326 has 16 divisors (see below), whose sum is σ = 5486160144. Its totient is φ = 904932864.

The previous prime is 2728939319. The next prime is 2728939327. The reversal of 2728939326 is 6239398272.

2728939326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2728939327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1177141 + ... + 1179456.

It is an arithmetic number, because the mean of its divisors is an integer number (342885009).

Almost surely, 2^2728939326 is an apocalyptic number.

2728939326 is an abundant number, since it is smaller than the sum of its proper divisors (2757220818).

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

2728939326 is a wasteful number, since it uses less digits than its factorization.

2728939326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356795.

The product of its digits is 1959552, while the sum is 51.

The square root of 2728939326 is about 52239.2508177520. The cubic root of 2728939326 is about 1397.4339605016.

The spelling of 2728939326 in words is "two billion, seven hundred twenty-eight million, nine hundred thirty-nine thousand, three hundred twenty-six".