506225 has 6 divisors (see below), whose sum is σ = 627750. Its totient is φ = 404960.

The previous prime is 506213. The next prime is 506251. The reversal of 506225 is 522605.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 10609 + 495616 = 103^2 + 704^2 .

It is not a de Polignac number, because 506225 - 2⁸ = 505969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 506197 and 506206.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10100 + ... + 10149.

It is an arithmetic number, because the mean of its divisors is an integer number (104625).

2⁵⁰⁶²²⁵ is an apocalyptic number.

It is an amenable number.

506225 is a deficient number, since it is larger than the sum of its proper divisors (121525).

506225 is a wasteful number, since it uses less digits than its factorization.

506225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20259 (or 20254 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 506225 is about 711.4949051118. The cubic root of 506225 is about 79.6980807429.

The spelling of 506225 in words is "five hundred six thousand, two hundred twenty-five".