2044422220 has 24 divisors (see below), whose sum is σ = 4321725408. Its totient is φ = 812352000.

The previous prime is 2044422217. The next prime is 2044422239. The reversal of 2044422220 is 222244402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2044422191 and 2044422200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335461 + ... + 341500.

It is an arithmetic number, because the mean of its divisors is an integer number (180071892).

Almost surely, 2^2044422220 is an apocalyptic number.

2044422220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044422220 is an abundant number, since it is smaller than the sum of its proper divisors (2277303188).

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

2044422220 is a wasteful number, since it uses less digits than its factorization.

2044422220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677121 (or 677119 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 2044422220 is about 45215.2874590000. The cubic root of 2044422220 is about 1269.1809090008.

Adding to 2044422220 its reverse (222244402), we get a palindrome (2266666622).

The spelling of 2044422220 in words is "two billion, forty-four million, four hundred twenty-two thousand, two hundred twenty".