268859 has 8 divisors (see below), whose sum is σ = 284160. Its totient is φ = 254016.

The previous prime is 268843. The next prime is 268861. The reversal of 268859 is 958862.

268859 = T₃₁ + T₃₂ + ... + T₁₁₇.

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

It is a cyclic number.

It is not a de Polignac number, because 268859 - 2⁴ = 268843 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 268859.

It is not an unprimeable number, because it can be changed into a prime (268819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2054 + ... + 2180.

It is an arithmetic number, because the mean of its divisors is an integer number (35520).

2²⁶⁸⁸⁵⁹ is an apocalyptic number.

268859 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

268859 is a deficient number, since it is larger than the sum of its proper divisors (15301).

268859 is a wasteful number, since it uses less digits than its factorization.

268859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229.

The product of its digits is 34560, while the sum is 38.

The square root of 268859 is about 518.5161521110. The cubic root of 268859 is about 64.5418673353.

The spelling of 268859 in words is "two hundred sixty-eight thousand, eight hundred fifty-nine".