506504 has 8 divisors (see below), whose sum is σ = 949710. Its totient is φ = 253248.

The previous prime is 506501. The next prime is 506507. The reversal of 506504 is 405605.

It is an interprime number because it is at equal distance from previous prime (506501) and next prime (506507).

It can be written as a sum of positive squares in only one way, i.e., 348100 + 158404 = 590^2 + 398^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 506504.

It is not an unprimeable number, because it can be changed into a prime (506501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31649 + ... + 31664.

2⁵⁰⁶⁵⁰⁴ is an apocalyptic number.

It is an amenable number.

506504 is a deficient number, since it is larger than the sum of its proper divisors (443206).

506504 is a wasteful number, since it uses less digits than its factorization.

506504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63319 (or 63315 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 506504 is about 711.6909441605. The cubic root of 506504 is about 79.7127196096.

The spelling of 506504 in words is "five hundred six thousand, five hundred four".