255126 has 16 divisors (see below), whose sum is σ = 516528. Its totient is φ = 84000.

The previous prime is 255121. The next prime is 255127. The reversal of 255126 is 621552.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255121) 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, 396 + ... + 816.

It is an arithmetic number, because the mean of its divisors is an integer number (32283).

2²⁵⁵¹²⁶ is an apocalyptic number.

255126 is an abundant number, since it is smaller than the sum of its proper divisors (261402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255126 is a wasteful number, since it uses less digits than its factorization.

255126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527.

The product of its digits is 600, while the sum is 21.

The square root of 255126 is about 505.0999901010. The cubic root of 255126 is about 63.4236998705.

Adding to 255126 its reverse (621552), we get a palindrome (876678).

It can be divided in two parts, 25 and 5126, that added together give a triangular number (5151 = T₁₀₁).

The spelling of 255126 in words is "two hundred fifty-five thousand, one hundred twenty-six".