268351 has 4 divisors (see below), whose sum is σ = 270592. Its totient is φ = 266112.

The previous prime is 268343. The next prime is 268403. The reversal of 268351 is 153862.

It is a happy number.

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 268351 - 2³ = 268343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (262351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930 + ... + 1183.

It is an arithmetic number, because the mean of its divisors is an integer number (67648).

2²⁶⁸³⁵¹ is an apocalyptic number.

268351 is a deficient number, since it is larger than the sum of its proper divisors (2241).

268351 is a wasteful number, since it uses less digits than its factorization.

268351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2240.

The product of its digits is 1440, while the sum is 25.

The square root of 268351 is about 518.0260611205. The cubic root of 268351 is about 64.5011918134.

The spelling of 268351 in words is "two hundred sixty-eight thousand, three hundred fifty-one".