266022 has 12 divisors (see below), whose sum is σ = 576420. Its totient is φ = 88668.

The previous prime is 266009. The next prime is 266023. The reversal of 266022 is 220662.

266022 is a `hidden beast` number, since 2 + 660 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 14779 = 266022 / (2 + 6 + 6 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 265986 and 266004.

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 266022.

It is not an unprimeable number, because it can be changed into a prime (266023) by changing a digit.

266022 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7372 + ... + 7407.

It is an arithmetic number, because the mean of its divisors is an integer number (48035).

2²⁶⁶⁰²² is an apocalyptic number.

266022 is an abundant number, since it is smaller than the sum of its proper divisors (310398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266022 is a wasteful number, since it uses less digits than its factorization.

266022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14787 (or 14784 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 266022 is about 515.7732059733. The cubic root of 266022 is about 64.3140488851.

Adding to 266022 its reverse (220662), we get a palindrome (486684).

The spelling of 266022 in words is "two hundred sixty-six thousand, twenty-two".