268924871 has 2 divisors, whose sum is σ = 268924872. Its totient is φ = 268924870.

The previous prime is 268924861. The next prime is 268924883. The reversal of 268924871 is 178429862.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268924871 - 2⁶ = 268924807 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268924861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134462435 + 134462436.

It is an arithmetic number, because the mean of its divisors is an integer number (134462436).

Almost surely, 2^268924871 is an apocalyptic number.

268924871 is a deficient number, since it is larger than the sum of its proper divisors (1).

268924871 is an equidigital number, since it uses as much as digits as its factorization.

268924871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 47.

The square root of 268924871 is about 16398.9289589290. The cubic root of 268924871 is about 645.4713786771.

The spelling of 268924871 in words is "two hundred sixty-eight million, nine hundred twenty-four thousand, eight hundred seventy-one".