8266805 has 16 divisors (see below), whose sum is σ = 10523520. Its totient is φ = 6216768.

The previous prime is 8266759. The next prime is 8266807. The reversal of 8266805 is 5086628.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8266805 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8266807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16184 + ... + 16686.

It is an arithmetic number, because the mean of its divisors is an integer number (657720).

Almost surely, 2^8266805 is an apocalyptic number.

It is an amenable number.

8266805 is a deficient number, since it is larger than the sum of its proper divisors (2256715).

8266805 is a wasteful number, since it uses less digits than its factorization.

8266805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 8266805 is about 2875.2052100676. The cubic root of 8266805 is about 202.1991060380.

The spelling of 8266805 in words is "eight million, two hundred sixty-six thousand, eight hundred five".