268366211 has 4 divisors (see below), whose sum is σ = 268413624. Its totient is φ = 268318800.

The previous prime is 268366201. The next prime is 268366229. The reversal of 268366211 is 112663862.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268366211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268366201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13850 + ... + 26991.

It is an arithmetic number, because the mean of its divisors is an integer number (67103406).

Almost surely, 2^268366211 is an apocalyptic number.

268366211 is a deficient number, since it is larger than the sum of its proper divisors (47413).

268366211 is an equidigital number, since it uses as much as digits as its factorization.

268366211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47412.

The product of its digits is 20736, while the sum is 35.

The square root of 268366211 is about 16381.8866740068. The cubic root of 268366211 is about 645.0241050223.

The spelling of 268366211 in words is "two hundred sixty-eight million, three hundred sixty-six thousand, two hundred eleven".