2244222444 has 24 divisors (see below), whose sum is σ = 5251115520. Its totient is φ = 745988944.

The previous prime is 2244222437. The next prime is 2244222451. The reversal of 2244222444 is 4442224422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2244222437) and next prime (2244222451).

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

It is a zygodrome in base 10.

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, 256164 + ... + 264779.

It is an arithmetic number, because the mean of its divisors is an integer number (218796480).

Almost surely, 2^2244222444 is an apocalyptic number.

It is an amenable number.

2244222444 is an abundant number, since it is smaller than the sum of its proper divisors (3006893076).

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

2244222444 is a wasteful number, since it uses less digits than its factorization.

2244222444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521309 (or 521307 counting only the distinct ones).

The product of its digits is 32768, while the sum is 30.

The square root of 2244222444 is about 47373.2249693854. The cubic root of 2244222444 is about 1309.2481446009.

Adding to 2244222444 its reverse (4442224422), we get a palindrome (6686446866).

The spelling of 2244222444 in words is "two billion, two hundred forty-four million, two hundred twenty-two thousand, four hundred forty-four".