8266829 has 2 divisors, whose sum is σ = 8266830. Its totient is φ = 8266828.

The previous prime is 8266807. The next prime is 8266837. The reversal of 8266829 is 9286628.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8236900 + 29929 = 2870^2 + 173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8266829 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8266849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4133414 + 4133415.

It is an arithmetic number, because the mean of its divisors is an integer number (4133415).

Almost surely, 2^8266829 is an apocalyptic number.

It is an amenable number.

8266829 is a deficient number, since it is larger than the sum of its proper divisors (1).

8266829 is an equidigital number, since it uses as much as digits as its factorization.

8266829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 41.

The square root of 8266829 is about 2875.2093836797. The cubic root of 8266829 is about 202.1993017111.

The spelling of 8266829 in words is "eight million, two hundred sixty-six thousand, eight hundred twenty-nine".