9694561 has 2 divisors, whose sum is σ = 9694562. Its totient is φ = 9694560.

The previous prime is 9694513. The next prime is 9694571. The reversal of 9694561 is 1654969.

9694561 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5569600 + 4124961 = 2360^2 + 2031^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9694561 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (9694501) 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, 4847280 + 4847281.

It is an arithmetic number, because the mean of its divisors is an integer number (4847281).

Almost surely, 2^9694561 is an apocalyptic number.

It is an amenable number.

9694561 is a deficient number, since it is larger than the sum of its proper divisors (1).

9694561 is an equidigital number, since it uses as much as digits as its factorization.

9694561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 40.

The square root of 9694561 is about 3113.6089992162. The cubic root of 9694561 is about 213.2272549335.

The spelling of 9694561 in words is "nine million, six hundred ninety-four thousand, five hundred sixty-one".