2219992244 has 12 divisors (see below), whose sum is σ = 3890096868. Its totient is φ = 1108536000.

The previous prime is 2219992241. The next prime is 2219992259. The reversal of 2219992244 is 4422999122.

It can be written as a sum of positive squares in 2 ways, for example, as 653415844 + 1566576400 = 25562^2 + 39580^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2219992195 and 2219992204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2219992241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361607 + ... + 367694.

It is an arithmetic number, because the mean of its divisors is an integer number (324174739).

Almost surely, 2^2219992244 is an apocalyptic number.

It is an amenable number.

2219992244 is a deficient number, since it is larger than the sum of its proper divisors (1670104624).

2219992244 is a wasteful number, since it uses less digits than its factorization.

2219992244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730066 (or 730064 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 2219992244 is about 47116.7936515209. The cubic root of 2219992244 is about 1304.5192308200.

The spelling of 2219992244 in words is "two billion, two hundred nineteen million, nine hundred ninety-two thousand, two hundred forty-four".