322280 has 32 divisors (see below), whose sum is σ = 829440. Its totient is φ = 110400.

The previous prime is 322271. The next prime is 322319. The reversal of 322280 is 82223.

322280 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

322280 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296 + ... + 855.

It is an arithmetic number, because the mean of its divisors is an integer number (25920).

2³²²²⁸⁰ is an apocalyptic number.

It is an amenable number.

322280 is an abundant number, since it is smaller than the sum of its proper divisors (507160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

322280 is a wasteful number, since it uses less digits than its factorization.

322280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169 (or 1165 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 322280 is about 567.6971023354. The cubic root of 322280 is about 68.5611012886.

The spelling of 322280 in words is "three hundred twenty-two thousand, two hundred eighty".