235039 has 4 divisors (see below), whose sum is σ = 268624. Its totient is φ = 201456.

The previous prime is 235013. The next prime is 235043. The reversal of 235039 is 930532.

235039 is nontrivially palindromic in base 15.

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 235039 - 2⁵ = 235007 is a prime.

It is a Duffinian number.

235039 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16782 + ... + 16795.

It is an arithmetic number, because the mean of its divisors is an integer number (67156).

2²³⁵⁰³⁹ is an apocalyptic number.

235039 is a deficient number, since it is larger than the sum of its proper divisors (33585).

235039 is an equidigital number, since it uses as much as digits as its factorization.

235039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33584.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 235039 is about 484.8082095014. The cubic root of 235039 is about 61.7134714868.

The spelling of 235039 in words is "two hundred thirty-five thousand, thirty-nine".