822064 has 20 divisors (see below), whose sum is σ = 1607040. Its totient is φ = 407360.

The previous prime is 822049. The next prime is 822067. The reversal of 822064 is 460228.

It is not an unprimeable number, because it can be changed into a prime (822067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2922 + ... + 3190.

It is an arithmetic number, because the mean of its divisors is an integer number (80352).

2⁸²²⁰⁶⁴ is an apocalyptic number.

It is an amenable number.

822064 is a deficient number, since it is larger than the sum of its proper divisors (784976).

822064 is a wasteful number, since it uses less digits than its factorization.

822064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 822064 is about 906.6774509163. The cubic root of 822064 is about 93.6774822908.

The spelling of 822064 in words is "eight hundred twenty-two thousand, sixty-four".