804421826 has 32 divisors (see below), whose sum is σ = 1384846848. Its totient is φ = 347561280.

The previous prime is 804421817. The next prime is 804421843. The reversal of 804421826 is 628124408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13796 + ... + 42416.

It is an arithmetic number, because the mean of its divisors is an integer number (43276464).

Almost surely, 2^804421826 is an apocalyptic number.

804421826 is a deficient number, since it is larger than the sum of its proper divisors (580425022).

804421826 is a wasteful number, since it uses less digits than its factorization.

804421826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28706.

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 804421826 is about 28362.3311101186. The cubic root of 804421826 is about 930.0249833347.

The spelling of 804421826 in words is "eight hundred four million, four hundred twenty-one thousand, eight hundred twenty-six".