4222144944 has 120 divisors (see below), whose sum is σ = 12225408000. Its totient is φ = 1358847360.

The previous prime is 4222144933. The next prime is 4222144957. The reversal of 4222144944 is 4494412224.

4222144944 is a `hidden beast` number, since 422 + 2 + 144 + 94 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 4222144899 and 4222144908.

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 23 ways as a sum of consecutive naturals, for example, 2673147 + ... + 2674725.

It is an arithmetic number, because the mean of its divisors is an integer number (101878400).

Almost surely, 2^4222144944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4222144944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6112704000).

4222144944 is an abundant number, since it is smaller than the sum of its proper divisors (8003263056).

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

4222144944 is a wasteful number, since it uses less digits than its factorization.

4222144944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223 (or 2214 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 4222144944 is about 64978.0343192990. The cubic root of 4222144944 is about 1616.2593345032.

The spelling of 4222144944 in words is "four billion, two hundred twenty-two million, one hundred forty-four thousand, nine hundred forty-four".