322265 has 4 divisors (see below), whose sum is σ = 386724. Its totient is φ = 257808.

The previous prime is 322261. The next prime is 322271. The reversal of 322265 is 562223.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 562223 = 29 ⋅19387.

It can be written as a sum of positive squares in 2 ways, for example, as 34969 + 287296 = 187^2 + 536^2 .

It is a cyclic number.

It is not a de Polignac number, because 322265 - 2² = 322261 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (322261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32222 + ... + 32231.

It is an arithmetic number, because the mean of its divisors is an integer number (96681).

2³²²²⁶⁵ is an apocalyptic number.

It is an amenable number.

322265 is a deficient number, since it is larger than the sum of its proper divisors (64459).

322265 is an equidigital number, since it uses as much as digits as its factorization.

322265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64458.

The product of its digits is 720, while the sum is 20.

The square root of 322265 is about 567.6838909111. The cubic root of 322265 is about 68.5600375837.

Adding to 322265 its reverse (562223), we get a palindrome (884488).

It can be divided in two parts, 3 and 22265, that multiplied together give a triangular number (66795 = T₃₆₅).

The spelling of 322265 in words is "three hundred twenty-two thousand, two hundred sixty-five".