22104412 has 24 divisors (see below), whose sum is σ = 43232112. Its totient is φ = 9801600.

The previous prime is 22104389. The next prime is 22104427. The reversal of 22104412 is 21440122.

It is a congruent number.

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, 4323 + ... + 7930.

It is an arithmetic number, because the mean of its divisors is an integer number (1801338).

Almost surely, 2^22104412 is an apocalyptic number.

22104412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22104412 is a deficient number, since it is larger than the sum of its proper divisors (21127700).

22104412 is a wasteful number, since it uses less digits than its factorization.

22104412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12309 (or 12307 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 22104412 is about 4701.5329414990. The cubic root of 22104412 is about 280.6465162577.

Adding to 22104412 its reverse (21440122), we get a palindrome (43544534).

The spelling of 22104412 in words is "twenty-two million, one hundred four thousand, four hundred twelve".