504533 has 4 divisors (see below), whose sum is σ = 506220. Its totient is φ = 502848.

The previous prime is 504527. The next prime is 504547. The reversal of 504533 is 335405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 362404 + 142129 = 602^2 + 377^2 .

It is a cyclic number.

It is not a de Polignac number, because 504533 - 2¹⁴ = 488149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504523) 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, 260 + ... + 1037.

It is an arithmetic number, because the mean of its divisors is an integer number (126555).

2⁵⁰⁴⁵³³ is an apocalyptic number.

It is an amenable number.

504533 is a deficient number, since it is larger than the sum of its proper divisors (1687).

504533 is a wasteful number, since it uses less digits than its factorization.

504533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 504533 is about 710.3048641253. The cubic root of 504533 is about 79.6091876805.

Adding to 504533 its reverse (335405), we get a palindrome (839938).

The spelling of 504533 in words is "five hundred four thousand, five hundred thirty-three".