822327797 has 2 divisors, whose sum is σ = 822327798. Its totient is φ = 822327796.

The previous prime is 822327773. The next prime is 822327811. The reversal of 822327797 is 797723228.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 468549316 + 353778481 = 21646^2 + 18809^2 .

It is a cyclic number.

It is not a de Polignac number, because 822327797 - 2²⁸ = 553892341 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (822327767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411163898 + 411163899.

It is an arithmetic number, because the mean of its divisors is an integer number (411163899).

Almost surely, 2^822327797 is an apocalyptic number.

It is an amenable number.

822327797 is a deficient number, since it is larger than the sum of its proper divisors (1).

822327797 is an equidigital number, since it uses as much as digits as its factorization.

822327797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 592704, while the sum is 47.

The square root of 822327797 is about 28676.2584205123. The cubic root of 822327797 is about 936.8750146039.

The spelling of 822327797 in words is "eight hundred twenty-two million, three hundred twenty-seven thousand, seven hundred ninety-seven".