232681 has 2 divisors, whose sum is σ = 232682. Its totient is φ = 232680.

The previous prime is 232669. The next prime is 232699. The reversal of 232681 is 186232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225625 + 7056 = 475^2 + 84^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232681 is a prime.

It is a super-2 number, since 2×232681² = 108280895522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (232621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116340 + 116341.

It is an arithmetic number, because the mean of its divisors is an integer number (116341).

2²³²⁶⁸¹ is an apocalyptic number.

It is an amenable number.

232681 is a deficient number, since it is larger than the sum of its proper divisors (1).

232681 is an equidigital number, since it uses as much as digits as its factorization.

232681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 22.

The square root of 232681 is about 482.3701897920. The cubic root of 232681 is about 61.5063998452.

It can be divided in two parts, 23 and 2681, that added together give a square (2704 = 52²).

The spelling of 232681 in words is "two hundred thirty-two thousand, six hundred eighty-one".