268274339 has 2 divisors, whose sum is σ = 268274340. Its totient is φ = 268274338.

The previous prime is 268274329. The next prime is 268274371. The reversal of 268274339 is 933472862.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268274339 is a prime.

It is a super-2 number, since 2×268274339² = 143942241931773842, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 268274339.

It is not a weakly prime, because it can be changed into another prime (268274329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134137169 + 134137170.

It is an arithmetic number, because the mean of its divisors is an integer number (134137170).

Almost surely, 2^268274339 is an apocalyptic number.

268274339 is a deficient number, since it is larger than the sum of its proper divisors (1).

268274339 is an equidigital number, since it uses as much as digits as its factorization.

268274339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 44.

The square root of 268274339 is about 16379.0823613535. The cubic root of 268274339 is about 644.9504911621.

The spelling of 268274339 in words is "two hundred sixty-eight million, two hundred seventy-four thousand, three hundred thirty-nine".