255304 has 32 divisors (see below), whose sum is σ = 564480. Its totient is φ = 105984.

The previous prime is 255259. The next prime is 255313. The reversal of 255304 is 403552.

It is a happy number.

255304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2584 + ... + 2680.

It is an arithmetic number, because the mean of its divisors is an integer number (17640).

2²⁵⁵³⁰⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282240).

255304 is an abundant number, since it is smaller than the sum of its proper divisors (309176).

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

255304 is a wasteful number, since it uses less digits than its factorization.

255304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 255304 is about 505.2761621134. The cubic root of 255304 is about 63.4384465631.

Adding to 255304 its reverse (403552), we get a palindrome (658856).

It can be divided in two parts, 25 and 5304, that added together give a square (5329 = 73²).

The spelling of 255304 in words is "two hundred fifty-five thousand, three hundred four".