804008069 has 2 divisors, whose sum is σ = 804008070. Its totient is φ = 804008068.

The previous prime is 804008063. The next prime is 804008087. The reversal of 804008069 is 960800408.

804008069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 732351844 + 71656225 = 27062^2 + 8465^2 .

It is a cyclic number.

It is not a de Polignac number, because 804008069 - 2¹⁶ = 803942533 is a prime.

It is a super-2 number, since 2×804008069² = 1292857950034217522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (804008063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402004034 + 402004035.

It is an arithmetic number, because the mean of its divisors is an integer number (402004035).

Almost surely, 2^804008069 is an apocalyptic number.

It is an amenable number.

804008069 is a deficient number, since it is larger than the sum of its proper divisors (1).

804008069 is an equidigital number, since it uses as much as digits as its factorization.

804008069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 804008069 is about 28355.0360430030. The cubic root of 804008069 is about 929.8655021900.

The spelling of 804008069 in words is "eight hundred four million, eight thousand, sixty-nine".