800904028 has 6 divisors (see below), whose sum is σ = 1401582056. Its totient is φ = 400452012.

The previous prime is 800904011. The next prime is 800904029. The reversal of 800904028 is 820409008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800904029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100113000 + ... + 100113007.

Almost surely, 2^800904028 is an apocalyptic number.

It is an amenable number.

800904028 is a deficient number, since it is larger than the sum of its proper divisors (600678028).

800904028 is a wasteful number, since it uses less digits than its factorization.

800904028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200226011 (or 200226009 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 800904028 is about 28300.2478434377. The cubic root of 800904028 is about 928.6673122785.

The spelling of 800904028 in words is "eight hundred million, nine hundred four thousand, twenty-eight".