16724089 has 2 divisors, whose sum is σ = 16724090. Its totient is φ = 16724088.

The previous prime is 16724069. The next prime is 16724117. The reversal of 16724089 is 98042761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16687225 + 36864 = 4085^2 + 192^2 .

It is a cyclic number.

It is not a de Polignac number, because 16724089 - 2¹⁵ = 16691321 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16724069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8362044 + 8362045.

It is an arithmetic number, because the mean of its divisors is an integer number (8362045).

Almost surely, 2^16724089 is an apocalyptic number.

It is an amenable number.

16724089 is a deficient number, since it is larger than the sum of its proper divisors (1).

16724089 is an equidigital number, since it uses as much as digits as its factorization.

16724089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 16724089 is about 4089.5096283051. The cubic root of 16724089 is about 255.7294963762.

The spelling of 16724089 in words is "sixteen million, seven hundred twenty-four thousand, eighty-nine".