504840432 has 160 divisors (see below), whose sum is σ = 1481905152. Its totient is φ = 147197952.

The previous prime is 504840419. The next prime is 504840461. The reversal of 504840432 is 234048405.

It is a self number, because there is not a number n which added to its sum of digits gives 504840432.

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 31 ways as a sum of consecutive naturals, for example, 694053 + ... + 694779.

Almost surely, 2^504840432 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 504840432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (740952576).

504840432 is an abundant number, since it is smaller than the sum of its proper divisors (977064720).

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

504840432 is a wasteful number, since it uses less digits than its factorization.

504840432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815 (or 809 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 504840432 is about 22468.6544323420. The cubic root of 504840432 is about 796.2535407755.

Adding to 504840432 its reverse (234048405), we get a palindrome (738888837).

The spelling of 504840432 in words is "five hundred four million, eight hundred forty thousand, four hundred thirty-two".