504610040 has 32 divisors (see below), whose sum is σ = 1238589360. Its totient is φ = 183494400.

The previous prime is 504610027. The next prime is 504610049. The reversal of 504610040 is 40016405.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 504609994 and 504610021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504610049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572981 + ... + 573860.

Almost surely, 2^504610040 is an apocalyptic number.

It is an amenable number.

504610040 is an abundant number, since it is smaller than the sum of its proper divisors (733979320).

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

504610040 is a wasteful number, since it uses less digits than its factorization.

504610040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146863 (or 1146859 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 504610040 is about 22463.5268824822. The cubic root of 504610040 is about 796.1323946681.

Adding to 504610040 its reverse (40016405), we get a palindrome (544626445).

The spelling of 504610040 in words is "five hundred four million, six hundred ten thousand, forty".