255316 has 24 divisors (see below), whose sum is σ = 483840. Its totient is φ = 117600.

The previous prime is 255313. The next prime is 255329. The reversal of 255316 is 613552.

255316 = 5² + 6² + ... + 91².

It is a happy number.

255316 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2⁵ + 5 + 3¹¹ + 5⁷ + 1 + 6 .

It is a nialpdrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255313) 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, 3561 + ... + 3631.

It is an arithmetic number, because the mean of its divisors is an integer number (20160).

2²⁵⁵³¹⁶ is an apocalyptic number.

It is an amenable number.

255316 is a deficient number, since it is larger than the sum of its proper divisors (228524).

255316 is a wasteful number, since it uses less digits than its factorization.

255316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135 (or 133 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 255316 is about 505.2880366682. The cubic root of 255316 is about 63.4394404755.

Adding to 255316 its reverse (613552), we get a palindrome (868868).

The spelling of 255316 in words is "two hundred fifty-five thousand, three hundred sixteen".