233390 has 8 divisors (see below), whose sum is σ = 420120. Its totient is φ = 93352.

The previous prime is 233371. The next prime is 233407. The reversal of 233390 is 93332.

233390 is digitally balanced in base 3, 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 a congruent number.

It is an unprimeable number.

233390 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11660 + ... + 11679.

It is an arithmetic number, because the mean of its divisors is an integer number (52515).

2²³³³⁹⁰ is an apocalyptic number.

233390 is a deficient number, since it is larger than the sum of its proper divisors (186730).

233390 is a wasteful number, since it uses less digits than its factorization.

233390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23346.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 233390 is about 483.1045435514. The cubic root of 233390 is about 61.5688083498.

The spelling of 233390 in words is "two hundred thirty-three thousand, three hundred ninety".