804398597 has 2 divisors, whose sum is σ = 804398598. Its totient is φ = 804398596.

The previous prime is 804398579. The next prime is 804398603. The reversal of 804398597 is 795893408.

804398597 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 (804398579) 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., 591413761 + 212984836 = 24319^2 + 14594^2 .

It is a cyclic number.

It is not a de Polignac number, because 804398597 - 2⁶ = 804398533 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (804394597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402199298 + 402199299.

It is an arithmetic number, because the mean of its divisors is an integer number (402199299).

Almost surely, 2^804398597 is an apocalyptic number.

It is an amenable number.

804398597 is a deficient number, since it is larger than the sum of its proper divisors (1).

804398597 is an equidigital number, since it uses as much as digits as its factorization.

804398597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 804398597 is about 28361.9216027405. The cubic root of 804398597 is about 930.0160312495.

The spelling of 804398597 in words is "eight hundred four million, three hundred ninety-eight thousand, five hundred ninety-seven".