268911 has 6 divisors (see below), whose sum is σ = 388440. Its totient is φ = 179268.

The previous prime is 268909. The next prime is 268913. The reversal of 268911 is 119862.

It is an interprime number because it is at equal distance from previous prime (268909) and next prime (268913).

It is not a de Polignac number, because 268911 - 2¹ = 268909 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 268911.

It is not an unprimeable number, because it can be changed into a prime (268913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14931 + ... + 14948.

It is an arithmetic number, because the mean of its divisors is an integer number (64740).

2²⁶⁸⁹¹¹ is an apocalyptic number.

268911 is a deficient number, since it is larger than the sum of its proper divisors (119529).

268911 is a wasteful number, since it uses less digits than its factorization.

268911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29885 (or 29882 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 268911 is about 518.5662927727. The cubic root of 268911 is about 64.5460280798.

The spelling of 268911 in words is "two hundred sixty-eight thousand, nine hundred eleven".