504520 has 16 divisors (see below), whose sum is σ = 1135260. Its totient is φ = 201792.

The previous prime is 504479. The next prime is 504521. The reversal of 504520 is 25405.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 498436 + 6084 = 706^2 + 78^2 .

It is a junction number, because it is equal to n+sod(n) for n = 504494 and 504503.

It is not an unprimeable number, because it can be changed into a prime (504521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6267 + ... + 6346.

2⁵⁰⁴⁵²⁰ is an apocalyptic number.

It is an amenable number.

504520 is an abundant number, since it is smaller than the sum of its proper divisors (630740).

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

504520 is a wasteful number, since it uses less digits than its factorization.

504520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12624 (or 12620 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 504520 is about 710.2957130660. The cubic root of 504520 is about 79.6085039272.

Adding to 504520 its reverse (25405), we get a palindrome (529925).

It can be divided in two parts, 504 and 520, that added together give a 10-th power (1024 = 2¹⁰).

The spelling of 504520 in words is "five hundred four thousand, five hundred twenty".