22440104 has 16 divisors (see below), whose sum is σ = 42549300. Its totient is φ = 11093632.

The previous prime is 22440059. The next prime is 22440133. The reversal of 22440104 is 40104422.

It can be written as a sum of positive squares in 2 ways, for example, as 19377604 + 3062500 = 4402^2 + 1750^2 .

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 3 ways as a sum of consecutive naturals, for example, 15047 + ... + 16470.

Almost surely, 2^22440104 is an apocalyptic number.

It is an amenable number.

22440104 is a deficient number, since it is larger than the sum of its proper divisors (20109196).

22440104 is a wasteful number, since it uses less digits than its factorization.

22440104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31612 (or 31608 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 22440104 is about 4737.0986901267. The cubic root of 22440104 is about 282.0600780739.

Adding to 22440104 its reverse (40104422), we get a palindrome (62544526).

The spelling of 22440104 in words is "twenty-two million, four hundred forty thousand, one hundred four".