231266 has 8 divisors (see below), whose sum is σ = 396480. Its totient is φ = 99108.

The previous prime is 231241. The next prime is 231269. The reversal of 231266 is 662132.

231266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (231269) by changing a digit.

231266 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 3 ways as a sum of consecutive naturals, for example, 8246 + ... + 8273.

It is an arithmetic number, because the mean of its divisors is an integer number (49560).

2²³¹²⁶⁶ is an apocalyptic number.

231266 is a deficient number, since it is larger than the sum of its proper divisors (165214).

231266 is a wasteful number, since it uses less digits than its factorization.

231266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16528.

The product of its digits is 432, while the sum is 20.

The square root of 231266 is about 480.9012372619. The cubic root of 231266 is about 61.3814668890.

Adding to 231266 its reverse (662132), we get a palindrome (893398).

It can be divided in two parts, 23126 and 6, that added together give a palindrome (23132).

The spelling of 231266 in words is "two hundred thirty-one thousand, two hundred sixty-six".