268226507 has 2 divisors, whose sum is σ = 268226508. Its totient is φ = 268226506.

The previous prime is 268226501. The next prime is 268226521. The reversal of 268226507 is 705622862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268226507 - 2²⁰ = 267177931 is a prime.

It is not a weakly prime, because it can be changed into another prime (268226501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134113253 + 134113254.

It is an arithmetic number, because the mean of its divisors is an integer number (134113254).

Almost surely, 2^268226507 is an apocalyptic number.

268226507 is a deficient number, since it is larger than the sum of its proper divisors (1).

268226507 is an equidigital number, since it uses as much as digits as its factorization.

268226507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 268226507 is about 16377.6221412023. The cubic root of 268226507 is about 644.9121583798.

The spelling of 268226507 in words is "two hundred sixty-eight million, two hundred twenty-six thousand, five hundred seven".