266033 has 4 divisors (see below), whose sum is σ = 281700. Its totient is φ = 250368.

The previous prime is 266029. The next prime is 266047. The reversal of 266033 is 330662.

266033 = 117² + 118² + ... + 133².

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 330662 = 2 ⋅165331.

It can be written as a sum of positive squares in 2 ways, for example, as 123904 + 142129 = 352^2 + 377^2 .

It is a cyclic number.

It is not a de Polignac number, because 266033 - 2² = 266029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 265996 and 266014.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 266033.

It is not an unprimeable number, because it can be changed into a prime (266003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7808 + ... + 7841.

It is an arithmetic number, because the mean of its divisors is an integer number (70425).

2²⁶⁶⁰³³ is an apocalyptic number.

It is an amenable number.

266033 is a deficient number, since it is larger than the sum of its proper divisors (15667).

266033 is a wasteful number, since it uses less digits than its factorization.

266033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15666.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 266033 is about 515.7838694647. The cubic root of 266033 is about 64.3149353340.

Adding to 266033 its reverse (330662), we get a palindrome (596695).

The spelling of 266033 in words is "two hundred sixty-six thousand, thirty-three".