822664005 has 16 divisors (see below), whose sum is σ = 1323538944. Its totient is φ = 436328640.

The previous prime is 822663991. The next prime is 822664021. The reversal of 822664005 is 500466228.

It is not a de Polignac number, because 822664005 - 2⁵ = 822663973 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 148789 + ... + 154218.

It is an arithmetic number, because the mean of its divisors is an integer number (82721184).

Almost surely, 2^822664005 is an apocalyptic number.

It is an amenable number.

822664005 is a deficient number, since it is larger than the sum of its proper divisors (500874939).

822664005 is a wasteful number, since it uses less digits than its factorization.

822664005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303196.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 822664005 is about 28682.1199530300. The cubic root of 822664005 is about 937.0026773838.

The spelling of 822664005 in words is "eight hundred twenty-two million, six hundred sixty-four thousand, five".