800985804 has 48 divisors (see below), whose sum is σ = 2008476288. Its totient is φ = 247534848.

The previous prime is 800985803. The next prime is 800985817. The reversal of 800985804 is 408589008.

It is not an unprimeable number, because it can be changed into a prime (800985803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15634 + ... + 42969.

It is an arithmetic number, because the mean of its divisors is an integer number (41843256).

Almost surely, 2^800985804 is an apocalyptic number.

It is an amenable number.

800985804 is an abundant number, since it is smaller than the sum of its proper divisors (1207490484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

800985804 is a wasteful number, since it uses less digits than its factorization.

800985804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58694 (or 58692 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 800985804 is about 28301.6925995602. The cubic root of 800985804 is about 928.6989182766.

The spelling of 800985804 in words is "eight hundred million, nine hundred eighty-five thousand, eight hundred four".