536503 has 16 divisors (see below), whose sum is σ = 656640. Its totient is φ = 432000.

The previous prime is 536491. The next prime is 536509. The reversal of 536503 is 305635.

It is a cyclic number.

It is not a de Polignac number, because 536503 - 2⁹ = 535991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536509) 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, 3478 + ... + 3628.

It is an arithmetic number, because the mean of its divisors is an integer number (41040).

2⁵³⁶⁵⁰³ is an apocalyptic number.

536503 is a deficient number, since it is larger than the sum of its proper divisors (120137).

536503 is a wasteful number, since it uses less digits than its factorization.

536503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 536503 is about 732.4636509753. The cubic root of 536503 is about 81.2563639986.

It can be divided in two parts, 53 and 6503, that added together give a palindrome (6556).

The spelling of 536503 in words is "five hundred thirty-six thousand, five hundred three".