504660 has 48 divisors (see below), whose sum is σ = 1524096.
Its totient is φ = 124032.
The previous prime is 504631. The next prime is 504661. The reversal of 504660 is 66405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (504661) by changing a digit.
504660 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 457 + ... + 1103.
It is an arithmetic number, because the mean of its divisors is an integer number (31752).
2504660 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 504660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (762048).
504660 is an abundant number, since it is smaller than the sum of its proper divisors (1019436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
504660 is a wasteful number, since it uses less digits than its factorization.
504660 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 672 (or 670 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 504660 is about 710.3942567335.
The cubic root of 504660 is about 79.6158668066.
The spelling of 504660 in words is "five hundred four thousand, six hundred sixty".