444021122 has 16 divisors (see below), whose sum is σ = 689190144. Its totient is φ = 214326000.

The previous prime is 444021119. The next prime is 444021133. The reversal of 444021122 is 221120444.

It is a junction number, because it is equal to n+sod(n) for n = 444021094 and 444021103.

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, 17597 + ... + 34607.

It is an arithmetic number, because the mean of its divisors is an integer number (43074384).

Almost surely, 2^444021122 is an apocalyptic number.

444021122 is a deficient number, since it is larger than the sum of its proper divisors (245169022).

444021122 is a wasteful number, since it uses less digits than its factorization.

444021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17465.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 444021122 is about 21071.8087026245. The cubic root of 444021122 is about 762.9004597869.

Adding to 444021122 its reverse (221120444), we get a palindrome (665141566).

The spelling of 444021122 in words is "four hundred forty-four million, twenty-one thousand, one hundred twenty-two".