4400222022 has 64 divisors (see below), whose sum is σ = 11328322560. Its totient is φ = 1239976512.

The previous prime is 4400221927. The next prime is 4400222041. The reversal of 4400222022 is 2202220044.

4400222022 is a `hidden beast` number, since 440 + 0 + 2 + 220 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4400221986 and 4400222004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52138 + ... + 107325.

It is an arithmetic number, because the mean of its divisors is an integer number (177005040).

Almost surely, 2^4400222022 is an apocalyptic number.

4400222022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4400222022 is an abundant number, since it is smaller than the sum of its proper divisors (6928100538).

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

4400222022 is a wasteful number, since it uses less digits than its factorization.

4400222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159554 (or 159548 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 4400222022 is about 66334.1693397905. The cubic root of 4400222022 is about 1638.6701024570.

Adding to 4400222022 its reverse (2202220044), we get a palindrome (6602442066).

The spelling of 4400222022 in words is "four billion, four hundred million, two hundred twenty-two thousand, twenty-two".