2216329288 has 16 divisors (see below), whose sum is σ = 4156605180. Its totient is φ = 1107901248.

The previous prime is 2216329273. The next prime is 2216329301. The reversal of 2216329288 is 8829236122.

It can be written as a sum of positive squares in 2 ways, for example, as 2212573444 + 3755844 = 47038^2 + 1938^2 .

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, 5470 + ... + 66802.

Almost surely, 2^2216329288 is an apocalyptic number.

It is an amenable number.

2216329288 is a deficient number, since it is larger than the sum of its proper divisors (1940275892).

2216329288 is a wasteful number, since it uses less digits than its factorization.

2216329288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65856 (or 65852 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 2216329288 is about 47077.9065804757. The cubic root of 2216329288 is about 1303.8013563824.

The spelling of 2216329288 in words is "two billion, two hundred sixteen million, three hundred twenty-nine thousand, two hundred eighty-eight".