808422073 has 2 divisors, whose sum is σ = 808422074. Its totient is φ = 808422072.

The previous prime is 808422037. The next prime is 808422077. The reversal of 808422073 is 370224808.

808422073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (808422037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 785793024 + 22629049 = 28032^2 + 4757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-808422073 is a prime.

It is a super-2 number, since 2×808422073² = 1307092496227234658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (808422077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404211036 + 404211037.

It is an arithmetic number, because the mean of its divisors is an integer number (404211037).

Almost surely, 2^808422073 is an apocalyptic number.

It is an amenable number.

808422073 is a deficient number, since it is larger than the sum of its proper divisors (1).

808422073 is an equidigital number, since it uses as much as digits as its factorization.

808422073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 808422073 is about 28432.7640759740. The cubic root of 808422073 is about 931.5640513808.

The spelling of 808422073 in words is "eight hundred eight million, four hundred twenty-two thousand, seventy-three".