238935 has 16 divisors (see below), whose sum is σ = 405216. Its totient is φ = 119808.

The previous prime is 238921. The next prime is 238939. The reversal of 238935 is 539832.

238935 = 5² + 6² + ... + 89².

It is a happy number.

It is not a de Polignac number, because 238935 - 2⁴ = 238919 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238939) 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 15 ways as a sum of consecutive naturals, for example, 214 + ... + 723.

It is an arithmetic number, because the mean of its divisors is an integer number (25326).

2²³⁸⁹³⁵ is an apocalyptic number.

238935 is a deficient number, since it is larger than the sum of its proper divisors (166281).

238935 is a wasteful number, since it uses less digits than its factorization.

238935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962.

The product of its digits is 6480, while the sum is 30.

The square root of 238935 is about 488.8097789529. The cubic root of 238935 is about 62.0525915195.

The spelling of 238935 in words is "two hundred thirty-eight thousand, nine hundred thirty-five".