503285 has 16 divisors (see below), whose sum is σ = 663552. Its totient is φ = 364800.

The previous prime is 503267. The next prime is 503287. The reversal of 503285 is 582305.

It is not a de Polignac number, because 503285 - 2¹⁰ = 502261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 503285.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 503285.

It is not an unprimeable number, because it can be changed into a prime (503287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2540 + ... + 2730.

It is an arithmetic number, because the mean of its divisors is an integer number (41472).

2⁵⁰³²⁸⁵ is an apocalyptic number.

It is an amenable number.

503285 is a deficient number, since it is larger than the sum of its proper divisors (160267).

503285 is a wasteful number, since it uses less digits than its factorization.

503285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 503285 is about 709.4258241705. The cubic root of 503285 is about 79.5434937303.

The spelling of 503285 in words is "five hundred three thousand, two hundred eighty-five".