804774097 has 2 divisors, whose sum is σ = 804774098. Its totient is φ = 804774096.

The previous prime is 804774083. The next prime is 804774121. The reversal of 804774097 is 790477408.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 783944001 + 20830096 = 27999^2 + 4564^2 .

It is a cyclic number.

It is not a de Polignac number, because 804774097 - 2⁷ = 804773969 is a prime.

It is a super-2 number, since 2×804774097² = 1295322694404330818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (804774007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402387048 + 402387049.

It is an arithmetic number, because the mean of its divisors is an integer number (402387049).

Almost surely, 2^804774097 is an apocalyptic number.

It is an amenable number.

804774097 is a deficient number, since it is larger than the sum of its proper divisors (1).

804774097 is an equidigital number, since it uses as much as digits as its factorization.

804774097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 46.

The square root of 804774097 is about 28368.5406216111. The cubic root of 804774097 is about 930.1607218276.

The spelling of 804774097 in words is "eight hundred four million, seven hundred seventy-four thousand, ninety-seven".