16224944 has 20 divisors (see below), whose sum is σ = 32286624. Its totient is φ = 7892928.

The previous prime is 16224893. The next prime is 16224947. The reversal of 16224944 is 44942261.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16224944.

It is not an unprimeable number, because it can be changed into a prime (16224947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13112 + ... + 14295.

Almost surely, 2^16224944 is an apocalyptic number.

It is an amenable number.

16224944 is a deficient number, since it is larger than the sum of its proper divisors (16061680).

16224944 is a wasteful number, since it uses less digits than its factorization.

16224944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27452 (or 27446 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 16224944 is about 4028.0198609242. The cubic root of 16224944 is about 253.1596007977.

The spelling of 16224944 in words is "sixteen million, two hundred twenty-four thousand, nine hundred forty-four".