503825 has 12 divisors (see below), whose sum is σ = 714240. Its totient is φ = 345360.

The previous prime is 503821. The next prime is 503827. The reversal of 503825 is 528305.

It is not a de Polignac number, because 503825 - 2² = 503821 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 503825.

It is not an unprimeable number, because it can be changed into a prime (503821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1265 + ... + 1614.

It is an arithmetic number, because the mean of its divisors is an integer number (59520).

2⁵⁰³⁸²⁵ is an apocalyptic number.

It is an amenable number.

503825 is a deficient number, since it is larger than the sum of its proper divisors (210415).

503825 is a wasteful number, since it uses less digits than its factorization.

503825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2896 (or 2891 counting only the distinct ones).

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

The square root of 503825 is about 709.8063116090. The cubic root of 503825 is about 79.5719323111.

The spelling of 503825 in words is "five hundred three thousand, eight hundred twenty-five".