268486267 has 4 divisors (see below), whose sum is σ = 306841456. Its totient is φ = 230131080.

The previous prime is 268486261. The next prime is 268486277. The reversal of 268486267 is 762684862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 268486267 - 2³ = 268486259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 268486267.

It is not an unprimeable number, because it can be changed into a prime (268486261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19177584 + ... + 19177597.

It is an arithmetic number, because the mean of its divisors is an integer number (76710364).

Almost surely, 2^268486267 is an apocalyptic number.

268486267 is a deficient number, since it is larger than the sum of its proper divisors (38355189).

268486267 is an equidigital number, since it uses as much as digits as its factorization.

268486267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38355188.

The product of its digits is 1548288, while the sum is 49.

The square root of 268486267 is about 16385.5505552911. The cubic root of 268486267 is about 645.1202764303.

The spelling of 268486267 in words is "two hundred sixty-eight million, four hundred eighty-six thousand, two hundred sixty-seven".