22446244 has 12 divisors (see below), whose sum is σ = 39314268. Its totient is φ = 11213600.

The previous prime is 22446233. The next prime is 22446251. The reversal of 22446244 is 44264422.

It can be written as a sum of positive squares in 2 ways, for example, as 20160100 + 2286144 = 4490^2 + 1512^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7254 + ... + 9874.

It is an arithmetic number, because the mean of its divisors is an integer number (3276189).

Almost surely, 2^22446244 is an apocalyptic number.

It is an amenable number.

22446244 is a deficient number, since it is larger than the sum of its proper divisors (16868024).

22446244 is a wasteful number, since it uses less digits than its factorization.

22446244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4766 (or 4764 counting only the distinct ones).

The product of its digits is 12288, while the sum is 28.

The square root of 22446244 is about 4737.7467218077. The cubic root of 22446244 is about 282.0858012308.

The spelling of 22446244 in words is "twenty-two million, four hundred forty-six thousand, two hundred forty-four".