2216722896 has 80 divisors (see below), whose sum is σ = 6368987200. Its totient is φ = 738191232.

The previous prime is 2216722853. The next prime is 2216722943. The reversal of 2216722896 is 6982276122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628530 + ... + 632046.

It is an arithmetic number, because the mean of its divisors is an integer number (79612340).

Almost surely, 2^2216722896 is an apocalyptic number.

It is an amenable number.

2216722896 is an abundant number, since it is smaller than the sum of its proper divisors (4152264304).

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

2216722896 is a wasteful number, since it uses less digits than its factorization.

2216722896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4993 (or 4981 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 2216722896 is about 47082.0867846785. The cubic root of 2216722896 is about 1303.8785344850.

The spelling of 2216722896 in words is "two billion, two hundred sixteen million, seven hundred twenty-two thousand, eight hundred ninety-six".