22210226 has 16 divisors (see below), whose sum is σ = 35506944. Its totient is φ = 10395264.

The previous prime is 22210213. The next prime is 22210267. The reversal of 22210226 is 62201222.

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 7 ways as a sum of consecutive naturals, for example, 2975 + ... + 7298.

It is an arithmetic number, because the mean of its divisors is an integer number (2219184).

Almost surely, 2^22210226 is an apocalyptic number.

22210226 is a deficient number, since it is larger than the sum of its proper divisors (13296718).

22210226 is a wasteful number, since it uses less digits than its factorization.

22210226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10345.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 22210226 is about 4712.7726446329. The cubic root of 22210226 is about 281.0936226328.

Adding to 22210226 its reverse (62201222), we get a palindrome (84411448).

The spelling of 22210226 in words is "twenty-two million, two hundred ten thousand, two hundred twenty-six".