90966 has 8 divisors (see below), whose sum is σ = 181944. Its totient is φ = 30320.
The previous prime is 90947. The next prime is 90971. The reversal of 90966 is 66909.
It is a sphenic number, since it is the product of 3 distinct primes.
90966 is an admirable number.
It is an Ulam number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7575 + ... + 7586.
It is an arithmetic number, because the mean of its divisors is an integer number (22743).
290966 is an apocalyptic number.
90966 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.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90972).
90966 is a wasteful number, since it uses less digits than its factorization.
90966 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15166.
The product of its (nonzero) digits is 2916, while the sum is 30.
The square root of 90966 is about 301.6057028639. The cubic root of 90966 is about 44.9738119231.
The spelling of 90966 in words is "ninety thousand, nine hundred sixty-six".
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