804239163 has 48 divisors (see below), whose sum is σ = 1505038080. Its totient is φ = 401879232.

The previous prime is 804239147. The next prime is 804239171. The reversal of 804239163 is 361932408.

It is not a de Polignac number, because 804239163 - 2⁴ = 804239147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (804239143) 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 47 ways as a sum of consecutive naturals, for example, 10281 + ... + 41402.

It is an arithmetic number, because the mean of its divisors is an integer number (31354960).

Almost surely, 2^804239163 is an apocalyptic number.

804239163 is a deficient number, since it is larger than the sum of its proper divisors (700798917).

804239163 is a wasteful number, since it uses less digits than its factorization.

804239163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51728 (or 51725 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 804239163 is about 28359.1107582731. The cubic root of 804239163 is about 929.9545832833.

The spelling of 804239163 in words is "eight hundred four million, two hundred thirty-nine thousand, one hundred sixty-three".