4222222444 has 24 divisors (see below), whose sum is σ = 8320628736. Its totient is φ = 1857282000.

The previous prime is 4222222379. The next prime is 4222222469. The reversal of 4222222444 is 4442222224.

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

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, 1546372 + ... + 1549099.

It is an arithmetic number, because the mean of its divisors is an integer number (346692864).

Almost surely, 2^4222222444 is an apocalyptic number.

4222222444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4222222444 is a deficient number, since it is larger than the sum of its proper divisors (4098406292).

4222222444 is a wasteful number, since it uses less digits than its factorization.

4222222444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095517 (or 3095515 counting only the distinct ones).

The product of its digits is 16384, while the sum is 28.

The square root of 4222222444 is about 64978.6306719371. The cubic root of 4222222444 is about 1616.2692235788.

Adding to 4222222444 its reverse (4442222224), we get a palindrome (8664444668).

The spelling of 4222222444 in words is "four billion, two hundred twenty-two million, two hundred twenty-two thousand, four hundred forty-four".