822328 has 16 divisors (see below), whose sum is σ = 1660680. Its totient is φ = 379488.

The previous prime is 822323. The next prime is 822329. The reversal of 822328 is 823228.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (822323) by changing a digit.

822328 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 3 ways as a sum of consecutive naturals, for example, 3850 + ... + 4057.

2⁸²²³²⁸ is an apocalyptic number.

It is an amenable number.

822328 is an abundant number, since it is smaller than the sum of its proper divisors (838352).

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

822328 is a wasteful number, since it uses less digits than its factorization.

822328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7926 (or 7922 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 822328 is about 906.8230257332. The cubic root of 822328 is about 93.6875091696.

Subtracting 822328 from its reverse (823228), we obtain a square (900 = 30²).

The spelling of 822328 in words is "eight hundred twenty-two thousand, three hundred twenty-eight".