804319199 has 4 divisors (see below), whose sum is σ = 804746880. Its totient is φ = 803891520.

The previous prime is 804319189. The next prime is 804319207. The reversal of 804319199 is 991913408.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-804319199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804319189) 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 in 3 ways as a sum of consecutive naturals, for example, 211007 + ... + 214784.

It is an arithmetic number, because the mean of its divisors is an integer number (201186720).

Almost surely, 2^804319199 is an apocalyptic number.

804319199 is a deficient number, since it is larger than the sum of its proper divisors (427681).

804319199 is a wasteful number, since it uses less digits than its factorization.

804319199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427680.

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 804319199 is about 28360.5218393456. The cubic root of 804319199 is about 929.9854312282.

The spelling of 804319199 in words is "eight hundred four million, three hundred nineteen thousand, one hundred ninety-nine".