504530 has 16 divisors (see below), whose sum is σ = 978264. Its totient is φ = 186240.

The previous prime is 504527. The next prime is 504547. The reversal of 504530 is 35405.

It can be written as a sum of positive squares in 4 ways, for example, as 346921 + 157609 = 589^2 + 397^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 504499 and 504508.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 504530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1811 + ... + 2070.

2⁵⁰⁴⁵³⁰ is an apocalyptic number.

504530 is a deficient number, since it is larger than the sum of its proper divisors (473734).

504530 is a wasteful number, since it uses less digits than its factorization.

504530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3901.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 504530 is about 710.3027523528. The cubic root of 504530 is about 79.6090298923.

Adding to 504530 its reverse (35405), we get a palindrome (539935).

The spelling of 504530 in words is "five hundred four thousand, five hundred thirty".