8492564617 has 2 divisors, whose sum is σ = 8492564618. Its totient is φ = 8492564616.

The previous prime is 8492564609. The next prime is 8492564627. The reversal of 8492564617 is 7164652948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6515072656 + 1977491961 = 80716^2 + 44469^2 .

It is a cyclic number.

It is not a de Polignac number, because 8492564617 - 2³ = 8492564609 is a prime.

It is not a weakly prime, because it can be changed into another prime (8492564627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4246282308 + 4246282309.

It is an arithmetic number, because the mean of its divisors is an integer number (4246282309).

Almost surely, 2^8492564617 is an apocalyptic number.

It is an amenable number.

8492564617 is a deficient number, since it is larger than the sum of its proper divisors (1).

8492564617 is an equidigital number, since it uses as much as digits as its factorization.

8492564617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 52.

The square root of 8492564617 is about 92155.1117247437. Note that the first 3 decimals coincide. The cubic root of 8492564617 is about 2040.2323054207.

The spelling of 8492564617 in words is "eight billion, four hundred ninety-two million, five hundred sixty-four thousand, six hundred seventeen".