30322 has 4 divisors (see below), whose sum is σ = 45486.
Its totient is φ = 15160.
The previous prime is 30319. The next prime is 30323. The reversal of 30322 is 22303.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 25281 + 5041 = 159^2 + 71^2
It is a plaindrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 30299 and 30308.
It is not an unprimeable number, because it can be changed into a prime (30323) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7579 + ... + 7582.
230322 is an apocalyptic number.
30322 is a deficient number, since it is larger than the sum of its proper divisors (15164).
30322 is a wasteful number, since it uses less digits than its factorization.
30322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15163.
The product of its (nonzero) digits is 36, while the sum is 10.
The square root of 30322 is about 174.1321337376.
The cubic root of 30322 is about 31.1830995474.
Adding to 30322 its reverse (22303), we get a palindrome (52625).
It can be divided in two parts, 303 and 22, that multiplied together give a palindrome (6666).
The spelling of 30322 in words is "thirty thousand, three hundred twenty-two".