2243222244 has 72 divisors (see below), whose sum is σ = 5875571520. Its totient is φ = 721161792.

The previous prime is 2243222207. The next prime is 2243222249. The reversal of 2243222244 is 4422223422.

2243222244 is a `hidden beast` number, since 2 + 2 + 432 + 2 + 224 + 4 = 666.

2243222244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (2243222249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102609 + ... + 122535.

It is an arithmetic number, because the mean of its divisors is an integer number (81605160).

Almost surely, 2^2243222244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243222244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2937785760).

2243222244 is an abundant number, since it is smaller than the sum of its proper divisors (3632349276).

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

2243222244 is a wasteful number, since it uses less digits than its factorization.

2243222244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20049 (or 20044 counting only the distinct ones).

The product of its digits is 12288, while the sum is 27.

The square root of 2243222244 is about 47362.6671968545. The cubic root of 2243222244 is about 1309.0536147782.

Adding to 2243222244 its reverse (4422223422), we get a palindrome (6665445666).

The spelling of 2243222244 in words is "two billion, two hundred forty-three million, two hundred twenty-two thousand, two hundred forty-four".