266284 has 6 divisors (see below), whose sum is σ = 466004. Its totient is φ = 133140.

The previous prime is 266281. The next prime is 266291. The reversal of 266284 is 482662.

It is a super-3 number, since 3×266284³ = 56644333495182912, which contains 333 as substring.

It is a d-powerful number, because it can be written as 2⁴ + 6 + 2¹⁸ + 6 + 8⁴ + 4² .

It is not an unprimeable number, because it can be changed into a prime (266281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33282 + ... + 33289.

2²⁶⁶²⁸⁴ is an apocalyptic number.

It is an amenable number.

266284 is a deficient number, since it is larger than the sum of its proper divisors (199720).

266284 is a wasteful number, since it uses less digits than its factorization.

266284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66575 (or 66573 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 266284 is about 516.0271310697. The cubic root of 266284 is about 64.3351558511.

Subtracting from 266284 its sum of digits (28), we obtain a square (266256 = 516²).

The spelling of 266284 in words is "two hundred sixty-six thousand, two hundred eighty-four".