4444774394 has 16 divisors (see below), whose sum is σ = 6802874856. Its totient is φ = 2177433600.

The previous prime is 4444774391. The next prime is 4444774427. The reversal of 4444774394 is 4934774444.

It can be written as a sum of positive squares in 4 ways, for example, as 3301996369 + 1142778025 = 57463^2 + 33805^2 .

It is not an unprimeable number, because it can be changed into a prime (4444774391) 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, 39527 + ... + 102234.

Almost surely, 2^4444774394 is an apocalyptic number.

4444774394 is a deficient number, since it is larger than the sum of its proper divisors (2358100462).

4444774394 is a wasteful number, since it uses less digits than its factorization.

4444774394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142081.

The product of its digits is 5419008, while the sum is 50.

The square root of 4444774394 is about 66669.1412424069. The cubic root of 4444774394 is about 1644.1820681591.

Adding to 4444774394 its sum of digits (50), we get a palindrome (4444774444).

The spelling of 4444774394 in words is "four billion, four hundred forty-four million, seven hundred seventy-four thousand, three hundred ninety-four".