268676339 has 2 divisors, whose sum is σ = 268676340. Its totient is φ = 268676338.

The previous prime is 268676327. The next prime is 268676407. The reversal of 268676339 is 933676862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268676339 - 2²⁸ = 240883 is a prime.

It is not a weakly prime, because it can be changed into another prime (268676539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134338169 + 134338170.

It is an arithmetic number, because the mean of its divisors is an integer number (134338170).

Almost surely, 2^268676339 is an apocalyptic number.

268676339 is a deficient number, since it is larger than the sum of its proper divisors (1).

268676339 is an equidigital number, since it uses as much as digits as its factorization.

268676339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 50.

The square root of 268676339 is about 16391.3495173521. The cubic root of 268676339 is about 645.2724758683.

The spelling of 268676339 in words is "two hundred sixty-eight million, six hundred seventy-six thousand, three hundred thirty-nine".