4002222044 has 12 divisors (see below), whose sum is σ = 7042585368. Its totient is φ = 1990054800.

The previous prime is 4002222013. The next prime is 4002222079. The reversal of 4002222044 is 4402222004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2763242 + ... + 2764689.

It is an arithmetic number, because the mean of its divisors is an integer number (586882114).

Almost surely, 2^4002222044 is an apocalyptic number.

It is an amenable number.

4002222044 is a deficient number, since it is larger than the sum of its proper divisors (3040363324).

4002222044 is a wasteful number, since it uses less digits than its factorization.

4002222044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5528116 (or 5528114 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4002222044 is about 63263.1175646601. The cubic root of 4002222044 is about 1587.6949371380.

Adding to 4002222044 its reverse (4402222004), we get a palindrome (8404444048).

The spelling of 4002222044 in words is "four billion, two million, two hundred twenty-two thousand, forty-four".