2216608370 has 8 divisors (see below), whose sum is σ = 3989895084. Its totient is φ = 886643344.

The previous prime is 2216608249. The next prime is 2216608391. The reversal of 2216608370 is 738066122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1781093209 + 435515161 = 42203^2 + 20869^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2216608370.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110830409 + ... + 110830428.

Almost surely, 2^2216608370 is an apocalyptic number.

2216608370 is a deficient number, since it is larger than the sum of its proper divisors (1773286714).

2216608370 is a wasteful number, since it uses less digits than its factorization.

2216608370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221660844.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 2216608370 is about 47080.8705314590. The cubic root of 2216608370 is about 1303.8560793306.

The spelling of 2216608370 in words is "two billion, two hundred sixteen million, six hundred eight thousand, three hundred seventy".