16224466 has 16 divisors (see below), whose sum is σ = 24931800. Its totient is φ = 7915648.

The previous prime is 16224451. The next prime is 16224473. The reversal of 16224466 is 66442261.

It can be written as a sum of positive squares in 4 ways, for example, as 9090225 + 7134241 = 3015^2 + 2671^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 28230 + ... + 28798.

Almost surely, 2^16224466 is an apocalyptic number.

16224466 is a deficient number, since it is larger than the sum of its proper divisors (8707334).

16224466 is a wasteful number, since it uses less digits than its factorization.

16224466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893.

The product of its digits is 13824, while the sum is 31.

The square root of 16224466 is about 4027.9605261224. The cubic root of 16224466 is about 253.1571146776.

The spelling of 16224466 in words is "sixteen million, two hundred twenty-four thousand, four hundred sixty-six".