8266 has 4 divisors (see below), whose sum is σ = 12402. Its totient is φ = 4132.

The previous prime is 8263. The next prime is 8269. The reversal of 8266 is 6628.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (8263) and next prime (8269).

It can be written as a sum of positive squares in only one way, i.e., 6241 + 2025 = 79^2 + 45^2 .

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (8263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065 + ... + 2068.

2⁸²⁶⁶ is an apocalyptic number.

8266 is the 58-th centered pentagonal number.

8266 is a deficient number, since it is larger than the sum of its proper divisors (4136).

8266 is a wasteful number, since it uses less digits than its factorization.

8266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4135.

The product of its digits is 576, while the sum is 22.

The square root of 8266 is about 90.9175450614. The cubic root of 8266 is about 20.2192542617.

The spelling of 8266 in words is "eight thousand, two hundred sixty-six".