8268641 has 2 divisors, whose sum is σ = 8268642. Its totient is φ = 8268640.

The previous prime is 8268619. The next prime is 8268653. The reversal of 8268641 is 1468628.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6838225 + 1430416 = 2615^2 + 1196^2 .

It is a cyclic number.

It is not a de Polignac number, because 8268641 - 2⁶ = 8268577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8268691) 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, 4134320 + 4134321.

It is an arithmetic number, because the mean of its divisors is an integer number (4134321).

Almost surely, 2^8268641 is an apocalyptic number.

It is an amenable number.

8268641 is a deficient number, since it is larger than the sum of its proper divisors (1).

8268641 is an equidigital number, since it uses as much as digits as its factorization.

8268641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 35.

The square root of 8268641 is about 2875.5244739004. The cubic root of 8268641 is about 202.2140739358.

The spelling of 8268641 in words is "eight million, two hundred sixty-eight thousand, six hundred forty-one".