4224420244 has 72 divisors (see below), whose sum is σ = 8270073000. Its totient is φ = 1886438400.

The previous prime is 4224420223. The next prime is 4224420257. The reversal of 4224420244 is 4420244224.

It can be written as a sum of positive squares in 4 ways, for example, as 761097744 + 3463322500 = 27588^2 + 58850^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12104182 + ... + 12104530.

It is an arithmetic number, because the mean of its divisors is an integer number (114862125).

Almost surely, 2^4224420244 is an apocalyptic number.

4224420244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4224420244 is a deficient number, since it is larger than the sum of its proper divisors (4045652756).

4224420244 is a wasteful number, since it uses less digits than its factorization.

4224420244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745 (or 732 counting only the distinct ones).

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

The square root of 4224420244 is about 64995.5401854620. The cubic root of 4224420244 is about 1616.5496146426.

Adding to 4224420244 its reverse (4420244224), we get a palindrome (8644664468).

The spelling of 4224420244 in words is "four billion, two hundred twenty-four million, four hundred twenty thousand, two hundred forty-four".