504939 has 8 divisors (see below), whose sum is σ = 691600. Its totient is φ = 327456.

The previous prime is 504937. The next prime is 504943. The reversal of 504939 is 939405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 504939 - 2¹ = 504937 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 (504937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2164 + ... + 2385.

It is an arithmetic number, because the mean of its divisors is an integer number (86450).

2⁵⁰⁴⁹³⁹ is an apocalyptic number.

504939 is a deficient number, since it is larger than the sum of its proper divisors (186661).

504939 is a wasteful number, since it uses less digits than its factorization.

504939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4589.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 504939 is about 710.5905994312. The cubic root of 504939 is about 79.6305359137.

The spelling of 504939 in words is "five hundred four thousand, nine hundred thirty-nine".