90328 has 16 divisors (see below), whose sum is σ = 193680. Its totient is φ = 38688.

The previous prime is 90313. The next prime is 90353. The reversal of 90328 is 82309.

It is a junction number, because it is equal to n+sod(n) for n = 90299 and 90308.

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 in 3 ways as a sum of consecutive naturals, for example, 751 + ... + 862.

It is an arithmetic number, because the mean of its divisors is an integer number (12105).

2⁹⁰³²⁸ is an apocalyptic number.

It is an amenable number.

90328 is an abundant number, since it is smaller than the sum of its proper divisors (103352).

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 (96840).

90328 is a wasteful number, since it uses less digits than its factorization.

90328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626 (or 1622 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 90328 is about 300.5461694981. The cubic root of 90328 is about 44.8684222325.

The spelling of 90328 in words is "ninety thousand, three hundred twenty-eight".