804616447 has 2 divisors, whose sum is σ = 804616448. Its totient is φ = 804616446.

The previous prime is 804616441. The next prime is 804616457. The reversal of 804616447 is 744616408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 804616447 - 2¹⁵ = 804583679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (804616441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402308223 + 402308224.

It is an arithmetic number, because the mean of its divisors is an integer number (402308224).

Almost surely, 2^804616447 is an apocalyptic number.

804616447 is a deficient number, since it is larger than the sum of its proper divisors (1).

804616447 is an equidigital number, since it uses as much as digits as its factorization.

804616447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 804616447 is about 28365.7618794208. The cubic root of 804616447 is about 930.0999803869.

The spelling of 804616447 in words is "eight hundred four million, six hundred sixteen thousand, four hundred forty-seven".