268237 has 2 divisors, whose sum is σ = 268238. Its totient is φ = 268236.

The previous prime is 268211. The next prime is 268253. The reversal of 268237 is 732862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236196 + 32041 = 486^2 + 179^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268237 is a prime.

It is a Chen prime.

268237 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134118 + 134119.

It is an arithmetic number, because the mean of its divisors is an integer number (134119).

2²⁶⁸²³⁷ is an apocalyptic number.

It is an amenable number.

268237 is a deficient number, since it is larger than the sum of its proper divisors (1).

268237 is an equidigital number, since it uses as much as digits as its factorization.

268237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 28.

The square root of 268237 is about 517.9160163579. The cubic root of 268237 is about 64.4920567908.

It can be divided in two parts, 268 and 237, that added together give a palindrome (505).

The spelling of 268237 in words is "two hundred sixty-eight thousand, two hundred thirty-seven".