268855 has 8 divisors (see below), whose sum is σ = 341712. Its totient is φ = 202368.

The previous prime is 268843. The next prime is 268861. The reversal of 268855 is 558862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 268855 - 2⁵ = 268823 is a prime.

It is a super-2 number, since 2×268855² = 144566022050, which contains 22 as substring.

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 268855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1497 + ... + 1666.

It is an arithmetic number, because the mean of its divisors is an integer number (42714).

2²⁶⁸⁸⁵⁵ is an apocalyptic number.

268855 is a deficient number, since it is larger than the sum of its proper divisors (72857).

268855 is a wasteful number, since it uses less digits than its factorization.

268855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185.

The product of its digits is 19200, while the sum is 34.

The square root of 268855 is about 518.5122949362. The cubic root of 268855 is about 64.5415472559.

The spelling of 268855 in words is "two hundred sixty-eight thousand, eight hundred fifty-five".