506255 has 12 divisors (see below), whose sum is σ = 648360. Its totient is φ = 378432.

The previous prime is 506251. The next prime is 506263. The reversal of 506255 is 552605.

It is not a de Polignac number, because 506255 - 2² = 506251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 506255.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 506255.

It is not an unprimeable number, because it can be changed into a prime (506251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6899 + ... + 6971.

It is an arithmetic number, because the mean of its divisors is an integer number (54030).

2⁵⁰⁶²⁵⁵ is an apocalyptic number.

506255 is a deficient number, since it is larger than the sum of its proper divisors (142105).

506255 is an equidigital number, since it uses as much as digits as its factorization.

506255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 506255 is about 711.5159871711. The cubic root of 506255 is about 79.6996550727.

The spelling of 506255 in words is "five hundred six thousand, two hundred fifty-five".