2216664352 has 36 divisors (see below), whose sum is σ = 5076560790. Its totient is φ = 949998336.

The previous prime is 2216664347. The next prime is 2216664371. The reversal of 2216664352 is 2534666122.

It can be written as a sum of positive squares in only one way, i.e., 1964616976 + 252047376 = 44324^2 + 15876^2 .

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 5 ways as a sum of consecutive naturals, for example, 705277 + ... + 708412.

Almost surely, 2^2216664352 is an apocalyptic number.

It is an amenable number.

2216664352 is an abundant number, since it is smaller than the sum of its proper divisors (2859896438).

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

2216664352 is a wasteful number, since it uses less digits than its factorization.

2216664352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413713 (or 1413698 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 2216664352 is about 47081.4650579185. The cubic root of 2216664352 is about 1303.8670558383.

The spelling of 2216664352 in words is "two billion, two hundred sixteen million, six hundred sixty-four thousand, three hundred fifty-two".