868822807 has 2 divisors, whose sum is σ = 868822808. Its totient is φ = 868822806.

The previous prime is 868822753. The next prime is 868822831. The reversal of 868822807 is 708228868.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 868822807 - 2⁷ = 868822679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (868822847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434411403 + 434411404.

It is an arithmetic number, because the mean of its divisors is an integer number (434411404).

Almost surely, 2^868822807 is an apocalyptic number.

868822807 is a deficient number, since it is larger than the sum of its proper divisors (1).

868822807 is an equidigital number, since it uses as much as digits as its factorization.

868822807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 688128, while the sum is 49.

The square root of 868822807 is about 29475.8003623311. The cubic root of 868822807 is about 954.2095034672.

The spelling of 868822807 in words is "eight hundred sixty-eight million, eight hundred twenty-two thousand, eight hundred seven".