4400004442 has 8 divisors (see below), whose sum is σ = 6642045396. Its totient is φ = 2185989312.

The previous prime is 4400004407. The next prime is 4400004449. The reversal of 4400004442 is 2444000044.

It can be written as a sum of positive squares in 2 ways, for example, as 4082059881 + 317944561 = 63891^2 + 17831^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4400004449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7006063 + ... + 7006690.

Almost surely, 2^4400004442 is an apocalyptic number.

4400004442 is a deficient number, since it is larger than the sum of its proper divisors (2242040954).

4400004442 is a wasteful number, since it uses less digits than its factorization.

4400004442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14012912.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 4400004442 is about 66332.5292899344. The cubic root of 4400004442 is about 1638.6430926291.

Adding to 4400004442 its reverse (2444000044), we get a palindrome (6844004486).

The spelling of 4400004442 in words is "four billion, four hundred million, four thousand, four hundred forty-two".