268488329 has 2 divisors, whose sum is σ = 268488330. Its totient is φ = 268488328.

The previous prime is 268488323. The next prime is 268488343. The reversal of 268488329 is 923884862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226562704 + 41925625 = 15052^2 + 6475^2 .

It is a cyclic number.

It is not a de Polignac number, because 268488329 - 2²⁴ = 251711113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (268488323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134244164 + 134244165.

It is an arithmetic number, because the mean of its divisors is an integer number (134244165).

Almost surely, 2^268488329 is an apocalyptic number.

It is an amenable number.

268488329 is a deficient number, since it is larger than the sum of its proper divisors (1).

268488329 is an equidigital number, since it uses as much as digits as its factorization.

268488329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1327104, while the sum is 50.

The square root of 268488329 is about 16385.6134764616. The cubic root of 268488329 is about 645.1219279544.

The spelling of 268488329 in words is "two hundred sixty-eight million, four hundred eighty-eight thousand, three hundred twenty-nine".