268676747 has 2 divisors, whose sum is σ = 268676748. Its totient is φ = 268676746.

The previous prime is 268676743. The next prime is 268676753. The reversal of 268676747 is 747676862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268676747 - 2² = 268676743 is a prime.

It is not a weakly prime, because it can be changed into another prime (268676741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134338373 + 134338374.

It is an arithmetic number, because the mean of its divisors is an integer number (134338374).

Almost surely, 2^268676747 is an apocalyptic number.

268676747 is a deficient number, since it is larger than the sum of its proper divisors (1).

268676747 is an equidigital number, since it uses as much as digits as its factorization.

268676747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4741632, while the sum is 53.

The square root of 268676747 is about 16391.3619629365. The cubic root of 268676747 is about 645.2728024956.

The spelling of 268676747 in words is "two hundred sixty-eight million, six hundred seventy-six thousand, seven hundred forty-seven".