535603 has 4 divisors (see below), whose sum is σ = 541008. Its totient is φ = 530200.

The previous prime is 535589. The next prime is 535607. The reversal of 535603 is 306535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 535603 - 2⁵ = 535571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2551 + ... + 2752.

It is an arithmetic number, because the mean of its divisors is an integer number (135252).

2⁵³⁵⁶⁰³ is an apocalyptic number.

535603 is a deficient number, since it is larger than the sum of its proper divisors (5405).

535603 is a wasteful number, since it uses less digits than its factorization.

535603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5404.

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

The square root of 535603 is about 731.8490281472. The cubic root of 535603 is about 81.2109018988.

The spelling of 535603 in words is "five hundred thirty-five thousand, six hundred three".