4004022044 has 24 divisors (see below), whose sum is σ = 7850641008. Its totient is φ = 1770819840.

The previous prime is 4004022037. The next prime is 4004022049. The reversal of 4004022044 is 4402204004.

4004022044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004022049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228109 + ... + 1231364.

It is an arithmetic number, because the mean of its divisors is an integer number (327110042).

Almost surely, 2^4004022044 is an apocalyptic number.

4004022044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4004022044 is a deficient number, since it is larger than the sum of its proper divisors (3846618964).

4004022044 is a wasteful number, since it uses less digits than its factorization.

4004022044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459525 (or 2459523 counting only the distinct ones).

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

The square root of 4004022044 is about 63277.3422640363. The cubic root of 4004022044 is about 1587.9329234802.

Adding to 4004022044 its reverse (4402204004), we get a palindrome (8406226048).

The spelling of 4004022044 in words is "four billion, four million, twenty-two thousand, forty-four".