4004404422 has 16 divisors (see below), whose sum is σ = 8049465072. Its totient is φ = 1328025440.

The previous prime is 4004404409. The next prime is 4004404427. The reversal of 4004404422 is 2244044004.

It is a junction number, because it is equal to n+sod(n) for n = 4004404392 and 4004404401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004404427) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1692729 + ... + 1695092.

It is an arithmetic number, because the mean of its divisors is an integer number (503091567).

Almost surely, 2^4004404422 is an apocalyptic number.

4004404422 is an abundant number, since it is smaller than the sum of its proper divisors (4045060650).

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

4004404422 is a wasteful number, since it uses less digits than its factorization.

4004404422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3388023.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4004404422 is about 63280.3636367554. The cubic root of 4004404422 is about 1587.9834702622.

Adding to 4004404422 its reverse (2244044004), we get a palindrome (6248448426).

The spelling of 4004404422 in words is "four billion, four million, four hundred four thousand, four hundred twenty-two".