233166 has 8 divisors (see below), whose sum is σ = 466344. Its totient is φ = 77720.

The previous prime is 233161. The next prime is 233173. The reversal of 233166 is 661332.

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

233166 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 233166.

It is not an unprimeable number, because it can be changed into a prime (233161) by changing a digit.

233166 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 19425 + ... + 19436.

It is an arithmetic number, because the mean of its divisors is an integer number (58293).

2²³³¹⁶⁶ is an apocalyptic number.

233166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233166 is a wasteful number, since it uses less digits than its factorization.

233166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38866.

The product of its digits is 648, while the sum is 21.

The square root of 233166 is about 482.8726540197. The cubic root of 233166 is about 61.5491048097.

Adding to 233166 its reverse (661332), we get a palindrome (894498).

The spelling of 233166 in words is "two hundred thirty-three thousand, one hundred sixty-six".