504243252 has 96 divisors (see below), whose sum is σ = 1350599040. Its totient is φ = 162570240.

The previous prime is 504243221. The next prime is 504243253. The reversal of 504243252 is 252342405.

It is a happy number.

It is a super-2 number, since 2×504243252² = 508522514375071008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504243253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1026727 + ... + 1027217.

It is an arithmetic number, because the mean of its divisors is an integer number (14068740).

Almost surely, 2^504243252 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 504243252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675299520).

504243252 is an abundant number, since it is smaller than the sum of its proper divisors (846355788).

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

504243252 is a wasteful number, since it uses less digits than its factorization.

504243252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 790 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 504243252 is about 22455.3613197383. The cubic root of 504243252 is about 795.9394518897.

Adding to 504243252 its reverse (252342405), we get a palindrome (756585657).

The spelling of 504243252 in words is "five hundred four million, two hundred forty-three thousand, two hundred fifty-two".