9686081 has 2 divisors, whose sum is σ = 9686082. Its totient is φ = 9686080.

The previous prime is 9686077. The next prime is 9686093. The reversal of 9686081 is 1806869.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7890481 + 1795600 = 2809^2 + 1340^2 .

It is an emirp because it is prime and its reverse (1806869) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9686081 - 2² = 9686077 is a prime.

It is a super-2 number, since 2×9686081² = 187640330277122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9686041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4843040 + 4843041.

It is an arithmetic number, because the mean of its divisors is an integer number (4843041).

Almost surely, 2^9686081 is an apocalyptic number.

It is an amenable number.

9686081 is a deficient number, since it is larger than the sum of its proper divisors (1).

9686081 is an equidigital number, since it uses as much as digits as its factorization.

9686081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 9686081 is about 3112.2469375035. The cubic root of 9686081 is about 213.1650656093.

The spelling of 9686081 in words is "nine million, six hundred eighty-six thousand, eighty-one".