504043 has 4 divisors (see below), whose sum is σ = 512368. Its totient is φ = 495720.

The previous prime is 504017. The next prime is 504047. The reversal of 504043 is 340405.

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

It is a cyclic number.

It is not a de Polignac number, because 504043 - 2⁵ = 504011 is a prime.

It is a Duffinian number.

504043 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (504047) 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, 4071 + ... + 4192.

It is an arithmetic number, because the mean of its divisors is an integer number (128092).

2⁵⁰⁴⁰⁴³ is an apocalyptic number.

504043 is a deficient number, since it is larger than the sum of its proper divisors (8325).

504043 is an equidigital number, since it uses as much as digits as its factorization.

504043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8324.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 504043 is about 709.9598580202. The cubic root of 504043 is about 79.5834073139.

Adding to 504043 its reverse (340405), we get a palindrome (844448).

The spelling of 504043 in words is "five hundred four thousand, forty-three".