535839 has 4 divisors (see below), whose sum is σ = 714456. Its totient is φ = 357224.

The previous prime is 535811. The next prime is 535849. The reversal of 535839 is 938535.

535839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 535839 - 2¹⁶ = 470303 is a prime.

It is a d-powerful number, because it can be written as 5² + 3⁵ + 8⁴ + 5² + 3¹² + 9 .

It is a D-number.

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 535839.

It is not an unprimeable number, because it can be changed into a prime (535849) 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, 89304 + ... + 89309.

It is an arithmetic number, because the mean of its divisors is an integer number (178614).

2⁵³⁵⁸³⁹ is an apocalyptic number.

535839 is a deficient number, since it is larger than the sum of its proper divisors (178617).

535839 is a wasteful number, since it uses less digits than its factorization.

535839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178616.

The product of its digits is 16200, while the sum is 33.

The square root of 535839 is about 732.0102458299. The cubic root of 535839 is about 81.2228279949. Note that the first 3 decimals are identical.

The spelling of 535839 in words is "five hundred thirty-five thousand, eight hundred thirty-nine".