504242 has 16 divisors (see below), whose sum is σ = 793152. Its totient is φ = 240240.

The previous prime is 504221. The next prime is 504247. The reversal of 504242 is 242405.

It is a self number, because there is not a number n which added to its sum of digits gives 504242.

It is not an unprimeable number, because it can be changed into a prime (504247) by changing a digit.

504242 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 7 ways as a sum of consecutive naturals, for example, 7067 + ... + 7137.

It is an arithmetic number, because the mean of its divisors is an integer number (49572).

2⁵⁰⁴²⁴² is an apocalyptic number.

504242 is a deficient number, since it is larger than the sum of its proper divisors (288910).

504242 is a wasteful number, since it uses less digits than its factorization.

504242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 504242 is about 710.0999929587. The cubic root of 504242 is about 79.5938793136.

Adding to 504242 its reverse (242405), we get a palindrome (746647).

The spelling of 504242 in words is "five hundred four thousand, two hundred forty-two".