262231 has 2 divisors, whose sum is σ = 262232. Its totient is φ = 262230.

The previous prime is 262217. The next prime is 262237. The reversal of 262231 is 132262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 262231 - 2⁷ = 262103 is a prime.

It is a super-2 number, since 2×262231² = 137530194722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131115 + 131116.

It is an arithmetic number, because the mean of its divisors is an integer number (131116).

2²⁶²²³¹ is an apocalyptic number.

262231 is a deficient number, since it is larger than the sum of its proper divisors (1).

262231 is an equidigital number, since it uses as much as digits as its factorization.

262231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 16.

The square root of 262231 is about 512.0849538895. The cubic root of 262231 is about 64.0070792950.

Adding to 262231 its reverse (132262), we get a palindrome (394493).

The spelling of 262231 in words is "two hundred sixty-two thousand, two hundred thirty-one".