504487 has 4 divisors (see below), whose sum is σ = 506920. Its totient is φ = 502056.

The previous prime is 504479. The next prime is 504521. The reversal of 504487 is 784405.

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 504487 - 2³ = 504479 is a prime.

It is a Duffinian number.

504487 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504457) 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, 873 + ... + 1330.

It is an arithmetic number, because the mean of its divisors is an integer number (126730).

2⁵⁰⁴⁴⁸⁷ is an apocalyptic number.

504487 is a deficient number, since it is larger than the sum of its proper divisors (2433).

504487 is a wasteful number, since it uses less digits than its factorization.

504487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 504487 is about 710.2724829247. The cubic root of 504487 is about 79.6067681930.

The spelling of 504487 in words is "five hundred four thousand, four hundred eighty-seven".