268548829 has 2 divisors, whose sum is σ = 268548830. Its totient is φ = 268548828.

The previous prime is 268548781. The next prime is 268548871. The reversal of 268548829 is 928845862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149695225 + 118853604 = 12235^2 + 10902^2 .

It is a cyclic number.

It is not a de Polignac number, because 268548829 - 2⁹ = 268548317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268543829) 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, 134274414 + 134274415.

It is an arithmetic number, because the mean of its divisors is an integer number (134274415).

Almost surely, 2^268548829 is an apocalyptic number.

It is an amenable number.

268548829 is a deficient number, since it is larger than the sum of its proper divisors (1).

268548829 is an equidigital number, since it uses as much as digits as its factorization.

268548829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2211840, while the sum is 52.

The square root of 268548829 is about 16387.4595041452. The cubic root of 268548829 is about 645.1703806445.

The spelling of 268548829 in words is "two hundred sixty-eight million, five hundred forty-eight thousand, eight hundred twenty-nine".