22244226 has 16 divisors (see below), whose sum is σ = 44540928. Its totient is φ = 7406000.

The previous prime is 22244221. The next prime is 22244227. The reversal of 22244226 is 62244222.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22244196 and 22244205.

It is not an unprimeable number, because it can be changed into a prime (22244221) 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, 5296 + ... + 8516.

It is an arithmetic number, because the mean of its divisors is an integer number (2783808).

Almost surely, 2^22244226 is an apocalyptic number.

22244226 is an abundant number, since it is smaller than the sum of its proper divisors (22296702).

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

22244226 is a wasteful number, since it uses less digits than its factorization.

22244226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4377.

The product of its digits is 3072, while the sum is 24.

The square root of 22244226 is about 4716.3784835401. The cubic root of 22244226 is about 281.2369846817.

Adding to 22244226 its reverse (62244222), we get a palindrome (84488448).

The spelling of 22244226 in words is "twenty-two million, two hundred forty-four thousand, two hundred twenty-six".