266230 has 16 divisors (see below), whose sum is σ = 486720. Its totient is φ = 104832.

The previous prime is 266221. The next prime is 266239. The reversal of 266230 is 32662.

It is an interprime number because it is at equal distance from previous prime (266221) and next prime (266239).

It is a junction number, because it is equal to n+sod(n) for n = 266198 and 266207.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 622 + ... + 958.

It is an arithmetic number, because the mean of its divisors is an integer number (30420).

2²⁶⁶²³⁰ is an apocalyptic number.

266230 is a deficient number, since it is larger than the sum of its proper divisors (220490).

266230 is a wasteful number, since it uses less digits than its factorization.

266230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 266230 is about 515.9748055865. The cubic root of 266230 is about 64.3308066935.

Adding to 266230 its product of nonzero digits (432), we get a palindrome (266662).

Adding to 266230 its reverse (32662), we get a palindrome (298892).

It can be divided in two parts, 266 and 230, that added together give a triangular number (496 = T₃₁).

The spelling of 266230 in words is "two hundred sixty-six thousand, two hundred thirty".