2708722856 has 16 divisors (see below), whose sum is σ = 5804406240. Its totient is φ = 1160881200.

The previous prime is 2708722853. The next prime is 2708722871. The reversal of 2708722856 is 6582278072.

It is a self number, because there is not a number n which added to its sum of digits gives 2708722856.

It is not an unprimeable number, because it can be changed into a prime (2708722853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24184970 + ... + 24185081.

It is an arithmetic number, because the mean of its divisors is an integer number (362775390).

Almost surely, 2^2708722856 is an apocalyptic number.

It is an amenable number.

2708722856 is an abundant number, since it is smaller than the sum of its proper divisors (3095683384).

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

2708722856 is a wasteful number, since it uses less digits than its factorization.

2708722856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48370064 (or 48370060 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 47.

The square root of 2708722856 is about 52045.3922648297. The cubic root of 2708722856 is about 1393.9745903740.

The spelling of 2708722856 in words is "two billion, seven hundred eight million, seven hundred twenty-two thousand, eight hundred fifty-six".