8198797 has 2 divisors, whose sum is σ = 8198798. Its totient is φ = 8198796.

The previous prime is 8198791. The next prime is 8198803. The reversal of 8198797 is 7978918.

It is a balanced prime because it is at equal distance from previous prime (8198791) and next prime (8198803).

It can be written as a sum of positive squares in only one way, i.e., 7986276 + 212521 = 2826^2 + 461^2 .

It is a cyclic number.

It is not a de Polignac number, because 8198797 - 2³ = 8198789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8198797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8198791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4099398 + 4099399.

It is an arithmetic number, because the mean of its divisors is an integer number (4099399).

Almost surely, 2^8198797 is an apocalyptic number.

It is an amenable number.

8198797 is a deficient number, since it is larger than the sum of its proper divisors (1).

8198797 is an equidigital number, since it uses as much as digits as its factorization.

8198797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 49.

The square root of 8198797 is about 2863.3541520392. The cubic root of 8198797 is about 201.6431057176.

The spelling of 8198797 in words is "eight million, one hundred ninety-eight thousand, seven hundred ninety-seven".