16560244 has 12 divisors (see below), whose sum is σ = 30685284. Its totient is φ = 7793024.

The previous prime is 16560241. The next prime is 16560259. The reversal of 16560244 is 44206561.

It can be written as a sum of positive squares in 2 ways, for example, as 15210000 + 1350244 = 3900^2 + 1162^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16560241) 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, 121699 + ... + 121834.

It is an arithmetic number, because the mean of its divisors is an integer number (2557107).

Almost surely, 2^16560244 is an apocalyptic number.

It is an amenable number.

16560244 is a deficient number, since it is larger than the sum of its proper divisors (14125040).

16560244 is a wasteful number, since it uses less digits than its factorization.

16560244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243554 (or 243552 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 16560244 is about 4069.4279696291. The cubic root of 16560244 is about 254.8916315126.

The spelling of 16560244 in words is "sixteen million, five hundred sixty thousand, two hundred forty-four".