822793012 has 12 divisors (see below), whose sum is σ = 1441103076. Its totient is φ = 411049280.

The previous prime is 822792947. The next prime is 822793019. The reversal of 822793012 is 210397228.

It can be written as a sum of positive squares in 2 ways, for example, as 686230416 + 136562596 = 26196^2 + 11686^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (822793019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81439 + ... + 90982.

It is an arithmetic number, because the mean of its divisors is an integer number (120091923).

Almost surely, 2^822793012 is an apocalyptic number.

It is an amenable number.

822793012 is a deficient number, since it is larger than the sum of its proper divisors (618310064).

822793012 is a wasteful number, since it uses less digits than its factorization.

822793012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173618 (or 173616 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 822793012 is about 28684.3687746480. The cubic root of 822793012 is about 937.0516538738.

The spelling of 822793012 in words is "eight hundred twenty-two million, seven hundred ninety-three thousand, twelve".