255735 has 12 divisors (see below), whose sum is σ = 443352. Its totient is φ = 136368.

The previous prime is 255733. The next prime is 255743. The reversal of 255735 is 537552.

255735 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 255735 - 2¹ = 255733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255699 and 255708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2797 + ... + 2886.

It is an arithmetic number, because the mean of its divisors is an integer number (36946).

2²⁵⁵⁷³⁵ is an apocalyptic number.

255735 is a deficient number, since it is larger than the sum of its proper divisors (187617).

255735 is a wasteful number, since it uses less digits than its factorization.

255735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5694 (or 5691 counting only the distinct ones).

The product of its digits is 5250, while the sum is 27.

The square root of 255735 is about 505.7024817024. The cubic root of 255735 is about 63.4741250729.

It can be divided in two parts, 255 and 735, that added together give a triangular number (990 = T₄₄).

The spelling of 255735 in words is "two hundred fifty-five thousand, seven hundred thirty-five".