503528 has 16 divisors (see below), whose sum is σ = 954180. Its totient is φ = 249088.

The previous prime is 503501. The next prime is 503543. The reversal of 503528 is 825305.

It can be written as a sum of positive squares in 2 ways, for example, as 357604 + 145924 = 598^2 + 382^2 .

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 503528.

It is an unprimeable number.

503528 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626 + ... + 1182.

2⁵⁰³⁵²⁸ is an apocalyptic number.

It is an amenable number.

503528 is a deficient number, since it is larger than the sum of its proper divisors (450652).

503528 is a wasteful number, since it uses less digits than its factorization.

503528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676 (or 672 counting only the distinct ones).

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

The square root of 503528 is about 709.5970687651. The cubic root of 503528 is about 79.5562936077.

It can be divided in two parts, 50 and 3528, that multiplied together give a square (176400 = 420²).

The spelling of 503528 in words is "five hundred three thousand, five hundred twenty-eight".