8791297 has 2 divisors, whose sum is σ = 8791298. Its totient is φ = 8791296.

The previous prime is 8791283. The next prime is 8791327. The reversal of 8791297 is 7921978.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8737936 + 53361 = 2956^2 + 231^2 .

It is a cyclic number.

It is not a de Polignac number, because 8791297 - 2⁷ = 8791169 is a prime.

It is not a weakly prime, because it can be changed into another prime (8791247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4395648 + 4395649.

It is an arithmetic number, because the mean of its divisors is an integer number (4395649).

Almost surely, 2^8791297 is an apocalyptic number.

It is an amenable number.

8791297 is a deficient number, since it is larger than the sum of its proper divisors (1).

8791297 is an equidigital number, since it uses as much as digits as its factorization.

8791297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 43.

The square root of 8791297 is about 2965.0121416278. The cubic root of 8791297 is about 206.3879405374.

The spelling of 8791297 in words is "eight million, seven hundred ninety-one thousand, two hundred ninety-seven".