266233 has 4 divisors (see below), whose sum is σ = 290448. Its totient is φ = 242020.

The previous prime is 266221. The next prime is 266239. The reversal of 266233 is 332662.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266233 is a prime.

It is a super-3 number, since 3×266233³ = 56611793337814011, which contains 333 as substring.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 266233.

It is not an unprimeable number, because it can be changed into a prime (266239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12091 + ... + 12112.

It is an arithmetic number, because the mean of its divisors is an integer number (72612).

2²⁶⁶²³³ is an apocalyptic number.

It is an amenable number.

266233 is a deficient number, since it is larger than the sum of its proper divisors (24215).

266233 is a wasteful number, since it uses less digits than its factorization.

266233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24214.

The product of its digits is 1296, while the sum is 22.

The square root of 266233 is about 515.9777126970. The cubic root of 266233 is about 64.3310483288.

Adding to 266233 its reverse (332662), we get a palindrome (598895).

The spelling of 266233 in words is "two hundred sixty-six thousand, two hundred thirty-three".