231267 has 8 divisors (see below), whose sum is σ = 311296. Its totient is φ = 152712.

The previous prime is 231241. The next prime is 231269. The reversal of 231267 is 762132.

It is a happy number.

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

It is not a de Polignac number, because 231267 - 2¹⁴ = 214883 is a prime.

It is a Duffinian number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78 + ... + 684.

It is an arithmetic number, because the mean of its divisors is an integer number (38912).

2²³¹²⁶⁷ is an apocalyptic number.

231267 is a deficient number, since it is larger than the sum of its proper divisors (80029).

231267 is a wasteful number, since it uses less digits than its factorization.

231267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737.

The product of its digits is 504, while the sum is 21.

The square root of 231267 is about 480.9022769753. The cubic root of 231267 is about 61.3815553605.

Adding to 231267 its reverse (762132), we get a palindrome (993399).

The spelling of 231267 in words is "two hundred thirty-one thousand, two hundred sixty-seven".