4442722216 has 8 divisors (see below), whose sum is σ = 8330104170. Its totient is φ = 2221361104.

The previous prime is 4442722213. The next prime is 4442722223. The reversal of 4442722216 is 6122272444.

It can be written as a sum of positive squares in only one way, i.e., 4394364100 + 48358116 = 66290^2 + 6954^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4442722211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277670131 + ... + 277670146.

Almost surely, 2^4442722216 is an apocalyptic number.

It is an amenable number.

4442722216 is a deficient number, since it is larger than the sum of its proper divisors (3887381954).

4442722216 is a wasteful number, since it uses less digits than its factorization.

4442722216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555340283 (or 555340279 counting only the distinct ones).

The product of its digits is 43008, while the sum is 34.

The square root of 4442722216 is about 66653.7487017797. The cubic root of 4442722216 is about 1643.9289864208.

The spelling of 4442722216 in words is "four billion, four hundred forty-two million, seven hundred twenty-two thousand, two hundred sixteen".