812827022 has 32 divisors (see below), whose sum is σ = 1475020800. Its totient is φ = 328513248.

The previous prime is 812827021. The next prime is 812827031. The reversal of 812827022 is 220728218.

It is a self number, because there is not a number n which added to its sum of digits gives 812827022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (812827021) 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 15 ways as a sum of consecutive naturals, for example, 5822 + ... + 40737.

It is an arithmetic number, because the mean of its divisors is an integer number (46094400).

Almost surely, 2^812827022 is an apocalyptic number.

812827022 is a deficient number, since it is larger than the sum of its proper divisors (662193778).

812827022 is a wasteful number, since it uses less digits than its factorization.

812827022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46640.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 812827022 is about 28510.1213957430. The cubic root of 812827022 is about 933.2529635160.

The spelling of 812827022 in words is "eight hundred twelve million, eight hundred twenty-seven thousand, twenty-two".