505000504 has 16 divisors (see below), whose sum is σ = 1002574800. Its totient is φ = 237647232.

The previous prime is 505000501. The next prime is 505000511. The reversal of 505000504 is 405000505.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505000501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1856484 + ... + 1856755.

It is an arithmetic number, because the mean of its divisors is an integer number (62660925).

Almost surely, 2^505000504 is an apocalyptic number.

It is an amenable number.

505000504 is a deficient number, since it is larger than the sum of its proper divisors (497574296).

505000504 is a wasteful number, since it uses less digits than its factorization.

505000504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3713262 (or 3713258 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 505000504 is about 22472.2162680943. The cubic root of 505000504 is about 796.3376890990.

Subtracting from 505000504 its reverse (405000505), we obtain a palindrome (99999999).

The spelling of 505000504 in words is "five hundred five million, five hundred four", and thus it is an aban number.