504560040 has 128 divisors (see below), whose sum is σ = 1559554560. Its totient is φ = 130525184.

The previous prime is 504560027. The next prime is 504560057. The reversal of 504560040 is 40065405.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 772354 + ... + 773006.

It is an arithmetic number, because the mean of its divisors is an integer number (12184020).

Almost surely, 2^504560040 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 504560040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (779777280).

504560040 is an abundant number, since it is smaller than the sum of its proper divisors (1054994520).

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

504560040 is a wasteful number, since it uses less digits than its factorization.

504560040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 504560040 is about 22462.4139397350. The cubic root of 504560040 is about 796.1060984978.

The spelling of 504560040 in words is "five hundred four million, five hundred sixty thousand, forty".