266827 has 8 divisors (see below), whose sum is σ = 294912. Its totient is φ = 239400.

The previous prime is 266821. The next prime is 266837. The reversal of 266827 is 728662.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 266827 - 2¹¹ = 264779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266821) 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 in 7 ways as a sum of consecutive naturals, for example, 1302 + ... + 1492.

It is an arithmetic number, because the mean of its divisors is an integer number (36864).

2²⁶⁶⁸²⁷ is an apocalyptic number.

266827 is a deficient number, since it is larger than the sum of its proper divisors (28085).

266827 is a wasteful number, since it uses less digits than its factorization.

266827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329.

The product of its digits is 8064, while the sum is 31.

The square root of 266827 is about 516.5529982490. The cubic root of 266827 is about 64.3788564001.

The spelling of 266827 in words is "two hundred sixty-six thousand, eight hundred twenty-seven".