822605313 has 8 divisors (see below), whose sum is σ = 1114787776. Its totient is φ = 539413200.

The previous prime is 822605293. The next prime is 822605321. The reversal of 822605313 is 313506228.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 822605313 - 2²⁵ = 789050881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (822605353) 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 7 ways as a sum of consecutive naturals, for example, 2247373 + ... + 2247738.

It is an arithmetic number, because the mean of its divisors is an integer number (139348472).

Almost surely, 2^822605313 is an apocalyptic number.

It is an amenable number.

822605313 is a deficient number, since it is larger than the sum of its proper divisors (292182463).

822605313 is a wasteful number, since it uses less digits than its factorization.

822605313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4495175.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 822605313 is about 28681.0967886516. The cubic root of 822605313 is about 936.9803937343.

The spelling of 822605313 in words is "eight hundred twenty-two million, six hundred five thousand, three hundred thirteen".