8196709 has 2 divisors, whose sum is σ = 8196710. Its totient is φ = 8196708.

The previous prime is 8196701. The next prime is 8196719. The reversal of 8196709 is 9076918.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7924225 + 272484 = 2815^2 + 522^2 .

It is a cyclic number.

It is not a de Polignac number, because 8196709 - 2³ = 8196701 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 (8196701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4098354 + 4098355.

It is an arithmetic number, because the mean of its divisors is an integer number (4098355).

Almost surely, 2^8196709 is an apocalyptic number.

It is an amenable number.

8196709 is a deficient number, since it is larger than the sum of its proper divisors (1).

8196709 is an equidigital number, since it uses as much as digits as its factorization.

8196709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 8196709 is about 2862.9895214618. The cubic root of 8196709 is about 201.6259866796.

The spelling of 8196709 in words is "eight million, one hundred ninety-six thousand, seven hundred nine".