2913210856 has 16 divisors (see below), whose sum is σ = 5486336640. Its totient is φ = 1450187760.

The previous prime is 2913210829. The next prime is 2913210857. The reversal of 2913210856 is 6580123192.

It is not an unprimeable number, because it can be changed into a prime (2913210857) 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, 800280 + ... + 803911.

It is an arithmetic number, because the mean of its divisors is an integer number (342896040).

Almost surely, 2^2913210856 is an apocalyptic number.

It is an amenable number.

2913210856 is a deficient number, since it is larger than the sum of its proper divisors (2573125784).

2913210856 is a wasteful number, since it uses less digits than its factorization.

2913210856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604424 (or 1604420 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 2913210856 is about 53974.1684141590. The cubic root of 2913210856 is about 1428.2052983664.

The spelling of 2913210856 in words is "two billion, nine hundred thirteen million, two hundred ten thousand, eight hundred fifty-six".