255814 has 8 divisors (see below), whose sum is σ = 413280. Its totient is φ = 118056.

The previous prime is 255803. The next prime is 255839. The reversal of 255814 is 418552.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4894 + ... + 4945.

It is an arithmetic number, because the mean of its divisors is an integer number (51660).

2²⁵⁵⁸¹⁴ is an apocalyptic number.

255814 is a deficient number, since it is larger than the sum of its proper divisors (157466).

255814 is a wasteful number, since it uses less digits than its factorization.

255814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9854.

The product of its digits is 1600, while the sum is 25.

The square root of 255814 is about 505.7805848389. The cubic root of 255814 is about 63.4806604052.

It can be divided in two parts, 2 and 55814, that multiplied together give a triangular number (111628 = T₄₇₂).

The spelling of 255814 in words is "two hundred fifty-five thousand, eight hundred fourteen".