233493 has 8 divisors (see below), whose sum is σ = 335328. Its totient is φ = 143664.

The previous prime is 233489. The next prime is 233509. The reversal of 233493 is 394332.

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

It is not a de Polignac number, because 233493 - 2² = 233489 is a prime.

233493 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2955 + ... + 3032.

It is an arithmetic number, because the mean of its divisors is an integer number (41916).

2²³³⁴⁹³ is an apocalyptic number.

It is an amenable number.

233493 is a deficient number, since it is larger than the sum of its proper divisors (101835).

233493 is a wasteful number, since it uses less digits than its factorization.

233493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6003.

The product of its digits is 1944, while the sum is 24.

The square root of 233493 is about 483.2111339777. The cubic root of 233493 is about 61.5778642285.

The spelling of 233493 in words is "two hundred thirty-three thousand, four hundred ninety-three".