8616997 has 2 divisors, whose sum is σ = 8616998. Its totient is φ = 8616996.

The previous prime is 8616991. The next prime is 8617001. The reversal of 8616997 is 7996168.

8616997 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., 7431076 + 1185921 = 2726^2 + 1089^2 .

It is a cyclic number.

It is not a de Polignac number, because 8616997 - 2³ = 8616989 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8616991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4308498 + 4308499.

It is an arithmetic number, because the mean of its divisors is an integer number (4308499).

Almost surely, 2^8616997 is an apocalyptic number.

It is an amenable number.

8616997 is a deficient number, since it is larger than the sum of its proper divisors (1).

8616997 is an equidigital number, since it uses as much as digits as its factorization.

8616997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 46.

The square root of 8616997 is about 2935.4721937024. The cubic root of 8616997 is about 205.0148472292.

The spelling of 8616997 in words is "eight million, six hundred sixteen thousand, nine hundred ninety-seven".