22424226 has 16 divisors (see below), whose sum is σ = 48925728. Its totient is φ = 6795200.

The previous prime is 22424219. The next prime is 22424231. The reversal of 22424226 is 62242422.

It is a junction number, because it is equal to n+sod(n) for n = 22424196 and 22424205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169815 + ... + 169946.

It is an arithmetic number, because the mean of its divisors is an integer number (3057858).

Almost surely, 2^22424226 is an apocalyptic number.

22424226 is an abundant number, since it is smaller than the sum of its proper divisors (26501502).

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

22424226 is a wasteful number, since it uses less digits than its factorization.

22424226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339777.

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

The square root of 22424226 is about 4735.4224732330. The cubic root of 22424226 is about 281.9935363943.

Adding to 22424226 its reverse (62242422), we get a palindrome (84666648).

The spelling of 22424226 in words is "twenty-two million, four hundred twenty-four thousand, two hundred twenty-six".