239393 has 8 divisors (see below), whose sum is σ = 298560. Its totient is φ = 186480.

The previous prime is 239389. The next prime is 239417. The reversal of 239393 is 393932.

It is a happy number.

239393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 239393 - 2² = 239389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (239333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1478 + ... + 1631.

It is an arithmetic number, because the mean of its divisors is an integer number (37320).

2²³⁹³⁹³ is an apocalyptic number.

It is an amenable number.

239393 is a deficient number, since it is larger than the sum of its proper divisors (59167).

239393 is a wasteful number, since it uses less digits than its factorization.

239393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127.

The product of its digits is 4374, while the sum is 29.

The square root of 239393 is about 489.2780395644. The cubic root of 239393 is about 62.0922144955.

It can be divided in two parts, 23939 and 3, that multiplied together give a palindrome (71817).

The spelling of 239393 in words is "two hundred thirty-nine thousand, three hundred ninety-three".