2242244444 has 24 divisors (see below), whose sum is σ = 4532452848. Its totient is φ = 959248640.

The previous prime is 2242244413. The next prime is 2242244453. The reversal of 2242244444 is 4444422422.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 2242244444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1498079 + ... + 1499574.

It is an arithmetic number, because the mean of its divisors is an integer number (188852202).

Almost surely, 2^2242244444 is an apocalyptic number.

It is an amenable number.

2242244444 is an abundant number, since it is smaller than the sum of its proper divisors (2290208404).

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

2242244444 is a wasteful number, since it uses less digits than its factorization.

2242244444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2997685 (or 2997683 counting only the distinct ones).

The product of its digits is 65536, while the sum is 32.

The square root of 2242244444 is about 47352.3435956448. The cubic root of 2242244444 is about 1308.8633856481.

Adding to 2242244444 its reverse (4444422422), we get a palindrome (6686666866).

It can be divided in two parts, 22422 and 44444, that added together give a palindrome (66866).

The spelling of 2242244444 in words is "two billion, two hundred forty-two million, two hundred forty-four thousand, four hundred forty-four".