683539 has 4 divisors (see below), whose sum is σ = 689920. Its totient is φ = 677160.

The previous prime is 683513. The next prime is 683567. The reversal of 683539 is 935386.

683539 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 683539 - 2¹³ = 675347 is a prime.

It is a Duffinian number.

683539 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (683939) 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, 3027 + ... + 3244.

It is an arithmetic number, because the mean of its divisors is an integer number (172480).

2⁶⁸³⁵³⁹ is an apocalyptic number.

683539 is a deficient number, since it is larger than the sum of its proper divisors (6381).

683539 is a wasteful number, since it uses less digits than its factorization.

683539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6380.

The product of its digits is 19440, while the sum is 34.

The square root of 683539 is about 826.7641743569. The cubic root of 683539 is about 88.0888823038.

The spelling of 683539 in words is "six hundred eighty-three thousand, five hundred thirty-nine".