422064073 has 2 divisors, whose sum is σ = 422064074. Its totient is φ = 422064072.

The previous prime is 422064067. The next prime is 422064079. The reversal of 422064073 is 370460224.

It is a balanced prime because it is at equal distance from previous prime (422064067) and next prime (422064079).

It can be written as a sum of positive squares in only one way, i.e., 275460409 + 146603664 = 16597^2 + 12108^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422064073 is a prime.

It is not a weakly prime, because it can be changed into another prime (422064079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211032036 + 211032037.

It is an arithmetic number, because the mean of its divisors is an integer number (211032037).

Almost surely, 2^422064073 is an apocalyptic number.

It is an amenable number.

422064073 is a deficient number, since it is larger than the sum of its proper divisors (1).

422064073 is an equidigital number, since it uses as much as digits as its factorization.

422064073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 422064073 is about 20544.1980374022. The cubic root of 422064073 is about 750.1120265252.

The spelling of 422064073 in words is "four hundred twenty-two million, sixty-four thousand, seventy-three".