90382 has 4 divisors (see below), whose sum is σ = 135576. Its totient is φ = 45190.
The previous prime is 90379. The next prime is 90397. The reversal of 90382 is 28309.
It is a semiprime because it is the product of two primes.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 22594 + ... + 22597.
It is an arithmetic number, because the mean of its divisors is an integer number (33894).
290382 is an apocalyptic number.
90382 is a deficient number, since it is larger than the sum of its proper divisors (45194).
90382 is a wasteful number, since it uses less digits than its factorization.
90382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45193.
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 90382 is about 300.6359925225. The cubic root of 90382 is about 44.8773615504.
The spelling of 90382 in words is "ninety thousand, three hundred eighty-two".
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