22044226 has 4 divisors (see below), whose sum is σ = 33066342. Its totient is φ = 11022112.

The previous prime is 22044221. The next prime is 22044233. The reversal of 22044226 is 62244022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21483225 + 561001 = 4635^2 + 749^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22044197 and 22044206.

It is not an unprimeable number, because it can be changed into a prime (22044221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511055 + ... + 5511058.

Almost surely, 2^22044226 is an apocalyptic number.

22044226 is a deficient number, since it is larger than the sum of its proper divisors (11022116).

22044226 is a wasteful number, since it uses less digits than its factorization.

22044226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11022115.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 22044226 is about 4695.1279002813. The cubic root of 22044226 is about 280.3915694964.

Adding to 22044226 its reverse (62244022), we get a palindrome (84288248).

The spelling of 22044226 in words is "twenty-two million, forty-four thousand, two hundred twenty-six".