504243000 has 192 divisors, whose sum is σ = 1719338400. Its totient is φ = 133286400.

The previous prime is 504242903. The next prime is 504243029. The reversal of 504243000 is 342405.

It is a happy number.

It is a super-2 number, since 2×504243000² = 508522006098000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1610844 + ... + 1611156.

Almost surely, 2^504243000 is an apocalyptic number.

504243000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504243000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (859669200).

504243000 is an abundant number, since it is smaller than the sum of its proper divisors (1215095400).

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

504243000 is a wasteful number, since it uses less digits than its factorization.

504243000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 504243000 is about 22455.3557086055. The cubic root of 504243000 is about 795.9393192971.

Adding to 504243000 its reverse (342405), we get a palindrome (504585405).

The spelling of 504243000 in words is "five hundred four million, two hundred forty-three thousand".