8617397 has 2 divisors, whose sum is σ = 8617398. Its totient is φ = 8617396.

The previous prime is 8617391. The next prime is 8617417. The reversal of 8617397 is 7937168.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7349521 + 1267876 = 2711^2 + 1126^2 .

It is a cyclic number.

It is not a de Polignac number, because 8617397 - 2⁴ = 8617381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8617391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4308698 + 4308699.

It is an arithmetic number, because the mean of its divisors is an integer number (4308699).

Almost surely, 2^8617397 is an apocalyptic number.

It is an amenable number.

8617397 is a deficient number, since it is larger than the sum of its proper divisors (1).

8617397 is an equidigital number, since it uses as much as digits as its factorization.

8617397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 41.

The square root of 8617397 is about 2935.5403250509. The cubic root of 8617397 is about 205.0180194353.

The spelling of 8617397 in words is "eight million, six hundred seventeen thousand, three hundred ninety-seven".