804904867 has 8 divisors (see below), whose sum is σ = 877265424. Its totient is φ = 734036448.

The previous prime is 804904861. The next prime is 804904871. The reversal of 804904867 is 768409408.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 804904867 - 2¹⁵ = 804872099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (804904861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371908 + ... + 374065.

It is an arithmetic number, because the mean of its divisors is an integer number (109658178).

Almost surely, 2^804904867 is an apocalyptic number.

804904867 is a deficient number, since it is larger than the sum of its proper divisors (72360557).

804904867 is a wasteful number, since it uses less digits than its factorization.

804904867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746069.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 804904867 is about 28370.8453698511. The cubic root of 804904867 is about 930.2111005737.

The spelling of 804904867 in words is "eight hundred four million, nine hundred four thousand, eight hundred sixty-seven".