504869 has 4 divisors (see below), whose sum is σ = 506796. Its totient is φ = 502944.

The previous prime is 504857. The next prime is 504871. The reversal of 504869 is 968405.

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 114244 + 390625 = 338^2 + 625^2 .

It is a cyclic number.

It is not a de Polignac number, because 504869 - 2⁴ = 504853 is a prime.

It is a super-2 number, since 2×504869² = 509785414322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504269) 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, 494 + ... + 1119.

It is an arithmetic number, because the mean of its divisors is an integer number (126699).

2⁵⁰⁴⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

504869 is a deficient number, since it is larger than the sum of its proper divisors (1927).

504869 is a wasteful number, since it uses less digits than its factorization.

504869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 504869 is about 710.5413429210. The cubic root of 504869 is about 79.6268560004.

The spelling of 504869 in words is "five hundred four thousand, eight hundred sixty-nine".