504709 has 4 divisors (see below), whose sum is σ = 508480. Its totient is φ = 500940.

The previous prime is 504683. The next prime is 504727. The reversal of 504709 is 907405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 504709 - 2⁵ = 504677 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 (504799) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1677 + ... + 1954.

It is an arithmetic number, because the mean of its divisors is an integer number (127120).

2⁵⁰⁴⁷⁰⁹ is an apocalyptic number.

It is an amenable number.

504709 is a deficient number, since it is larger than the sum of its proper divisors (3771).

504709 is a wasteful number, since it uses less digits than its factorization.

504709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 504709 is about 710.4287437879. The cubic root of 504709 is about 79.6184434927.

The spelling of 504709 in words is "five hundred four thousand, seven hundred nine".