504030144 has 112 divisors (see below), whose sum is σ = 1419441408. Its totient is φ = 157298688.

The previous prime is 504030143. The next prime is 504030167. The reversal of 504030144 is 441030405.

It is a self number, because there is not a number n which added to its sum of digits gives 504030144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504030143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1001797 + ... + 1002299.

It is an arithmetic number, because the mean of its divisors is an integer number (12673584).

Almost surely, 2^504030144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504030144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709720704).

504030144 is an abundant number, since it is smaller than the sum of its proper divisors (915411264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504030144 is a wasteful number, since it uses less digits than its factorization.

504030144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842 (or 832 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 504030144 is about 22450.6156708452. The cubic root of 504030144 is about 795.8273069641.

Adding to 504030144 its reverse (441030405), we get a palindrome (945060549).

The spelling of 504030144 in words is "five hundred four million, thirty thousand, one hundred forty-four".