504172 has 12 divisors (see below), whose sum is σ = 887656. Its totient is φ = 250560.

The previous prime is 504157. The next prime is 504181. The reversal of 504172 is 271405.

504172 is nontrivially palindromic in base 7.

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

504172 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 703 + ... + 1225.

2⁵⁰⁴¹⁷² is an apocalyptic number.

It is an amenable number.

504172 is a deficient number, since it is larger than the sum of its proper divisors (383484).

504172 is a wasteful number, since it uses less digits than its factorization.

504172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768 (or 766 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 504172 is about 710.0507024150. The cubic root of 504172 is about 79.5901960098.

Adding to 504172 its reverse (271405), we get a palindrome (775577).

It can be divided in two parts, 504 and 172, that added together give a palindrome (676).

The spelling of 504172 in words is "five hundred four thousand, one hundred seventy-two".