800422523 has 2 divisors, whose sum is σ = 800422524. Its totient is φ = 800422522.

The previous prime is 800422499. The next prime is 800422561. The reversal of 800422523 is 325224008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 800422523 - 2²² = 796228219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 800422492 and 800422501.

It is not a weakly prime, because it can be changed into another prime (800422223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400211261 + 400211262.

It is an arithmetic number, because the mean of its divisors is an integer number (400211262).

Almost surely, 2^800422523 is an apocalyptic number.

800422523 is a deficient number, since it is larger than the sum of its proper divisors (1).

800422523 is an equidigital number, since it uses as much as digits as its factorization.

800422523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 800422523 is about 28291.7394834605. The cubic root of 800422523 is about 928.4811694619.

The spelling of 800422523 in words is "eight hundred million, four hundred twenty-two thousand, five hundred twenty-three".