2444402226 has 64 divisors (see below), whose sum is σ = 5784588288. Its totient is φ = 674137728.

The previous prime is 2444402159. The next prime is 2444402243. The reversal of 2444402226 is 6222044442.

It is a junction number, because it is equal to n+sod(n) for n = 2444402193 and 2444402202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135621 + ... + 152583.

It is an arithmetic number, because the mean of its divisors is an integer number (90384192).

Almost surely, 2^2444402226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2444402226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2892294144).

2444402226 is an abundant number, since it is smaller than the sum of its proper divisors (3340186062).

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

2444402226 is a wasteful number, since it uses less digits than its factorization.

2444402226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17095.

The product of its (nonzero) digits is 24576, while the sum is 30.

The square root of 2444402226 is about 49440.8962904193. The cubic root of 2444402226 is about 1347.0722516082.

Adding to 2444402226 its reverse (6222044442), we get a palindrome (8666446668).

The spelling of 2444402226 in words is "two billion, four hundred forty-four million, four hundred two thousand, two hundred twenty-six".