804876047 has 2 divisors, whose sum is σ = 804876048. Its totient is φ = 804876046.

The previous prime is 804876041. The next prime is 804876103. The reversal of 804876047 is 740678408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 804876047 - 2⁴ = 804876031 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 804875989 and 804876007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (804876041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402438023 + 402438024.

It is an arithmetic number, because the mean of its divisors is an integer number (402438024).

Almost surely, 2^804876047 is an apocalyptic number.

804876047 is a deficient number, since it is larger than the sum of its proper divisors (1).

804876047 is an equidigital number, since it uses as much as digits as its factorization.

804876047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 301056, while the sum is 44.

The square root of 804876047 is about 28370.3374495264. The cubic root of 804876047 is about 930.1999982248.

The spelling of 804876047 in words is "eight hundred four million, eight hundred seventy-six thousand, forty-seven".