504045140 has 48 divisors (see below), whose sum is σ = 1086742272. Its totient is φ = 196269696.

The previous prime is 504045137. The next prime is 504045173. The reversal of 504045140 is 41540405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314822 + ... + 316418.

It is an arithmetic number, because the mean of its divisors is an integer number (22640464).

Almost surely, 2^504045140 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 504045140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543371136).

504045140 is an abundant number, since it is smaller than the sum of its proper divisors (582697132).

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

504045140 is a wasteful number, since it uses less digits than its factorization.

504045140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016 (or 2014 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 504045140 is about 22450.9496458390. The cubic root of 504045140 is about 795.8351994206.

Adding to 504045140 its reverse (41540405), we get a palindrome (545585545).

The spelling of 504045140 in words is "five hundred four million, forty-five thousand, one hundred forty".