90322 has 4 divisors (see below), whose sum is σ = 135486. Its totient is φ = 45160.

The previous prime is 90313. The next prime is 90353. The reversal of 90322 is 22309.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22309 = 7 ⋅3187.

It can be written as a sum of positive squares in only one way, i.e., 68121 + 22201 = 261^2 + 149^2 .

It is a junction number, because it is equal to n+sod(n) for n = 90296 and 90305.

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, 22579 + ... + 22582.

2⁹⁰³²² is an apocalyptic number.

90322 is a deficient number, since it is larger than the sum of its proper divisors (45164).

90322 is a wasteful number, since it uses less digits than its factorization.

90322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45163.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 90322 is about 300.5361875049. The cubic root of 90322 is about 44.8674287550.

The spelling of 90322 in words is "ninety thousand, three hundred twenty-two".