504969 has 4 divisors (see below), whose sum is σ = 673296. Its totient is φ = 336644.

The previous prime is 504967. The next prime is 504983. The reversal of 504969 is 969405.

It is a happy number.

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 504969 - 2¹ = 504967 is a prime.

It is a super-2 number, since 2×504969² = 509987381922, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (504967) 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, 84159 + ... + 84164.

It is an arithmetic number, because the mean of its divisors is an integer number (168324).

2⁵⁰⁴⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

504969 is a deficient number, since it is larger than the sum of its proper divisors (168327).

504969 is a wasteful number, since it uses less digits than its factorization.

504969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168326.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 504969 is about 710.6117083190. The cubic root of 504969 is about 79.6321129152.

It can be divided in two parts, 50496 and 9, that added together give a palindrome (50505).

The spelling of 504969 in words is "five hundred four thousand, nine hundred sixty-nine".