233393 has 4 divisors (see below), whose sum is σ = 247140. Its totient is φ = 219648.

The previous prime is 233371. The next prime is 233407. The reversal of 233393 is 393332.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 135424 + 97969 = 368^2 + 313^2 .

It is a cyclic number.

It is not a de Polignac number, because 233393 - 2⁶ = 233329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (233323) 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, 6848 + ... + 6881.

It is an arithmetic number, because the mean of its divisors is an integer number (61785).

2²³³³⁹³ is an apocalyptic number.

It is an amenable number.

233393 is a deficient number, since it is larger than the sum of its proper divisors (13747).

233393 is a wasteful number, since it uses less digits than its factorization.

233393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13746.

The product of its digits is 1458, while the sum is 23.

The square root of 233393 is about 483.1076484594. The cubic root of 233393 is about 61.5690721509.

It can be divided in two parts, 233 and 393, that added together give a palindrome (626).

The spelling of 233393 in words is "two hundred thirty-three thousand, three hundred ninety-three".