4044444422 has 8 divisors (see below), whose sum is σ = 6123364776. Its totient is φ = 2003322832.

The previous prime is 4044444403. The next prime is 4044444431. The reversal of 4044444422 is 2244444404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9449423 + ... + 9449850.

It is an arithmetic number, because the mean of its divisors is an integer number (765420597).

Almost surely, 2^4044444422 is an apocalyptic number.

4044444422 is a deficient number, since it is larger than the sum of its proper divisors (2078920354).

4044444422 is a wasteful number, since it uses less digits than its factorization.

4044444422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18899382.

The product of its (nonzero) digits is 65536, while the sum is 32.

The square root of 4044444422 is about 63595.9465846684. The cubic root of 4044444422 is about 1593.2586705539.

Adding to 4044444422 its reverse (2244444404), we get a palindrome (6288888826).

The spelling of 4044444422 in words is "four billion, forty-four million, four hundred forty-four thousand, four hundred twenty-two".