9968573 has 2 divisors, whose sum is σ = 9968574. Its totient is φ = 9968572.

The previous prime is 9968551. The next prime is 9968587. The reversal of 9968573 is 3758699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7739524 + 2229049 = 2782^2 + 1493^2 .

It is a cyclic number.

It is not a de Polignac number, because 9968573 - 2⁶ = 9968509 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9968533) 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 as a sum of consecutive naturals, namely, 4984286 + 4984287.

It is an arithmetic number, because the mean of its divisors is an integer number (4984287).

Almost surely, 2^9968573 is an apocalyptic number.

It is an amenable number.

9968573 is a deficient number, since it is larger than the sum of its proper divisors (1).

9968573 is an equidigital number, since it uses as much as digits as its factorization.

9968573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 47.

The square root of 9968573 is about 3157.3047049659. The cubic root of 9968573 is about 215.2175407661.

The spelling of 9968573 in words is "nine million, nine hundred sixty-eight thousand, five hundred seventy-three".