800491404 has 24 divisors (see below), whose sum is σ = 1907555328. Its totient is φ = 261153040.

The previous prime is 800491399. The next prime is 800491423. The reversal of 800491404 is 404194008.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 709092 + ... + 710219.

It is an arithmetic number, because the mean of its divisors is an integer number (79481472).

Almost surely, 2^800491404 is an apocalyptic number.

It is an amenable number.

800491404 is an abundant number, since it is smaller than the sum of its proper divisors (1107063924).

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

800491404 is a wasteful number, since it uses less digits than its factorization.

800491404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419365 (or 1419363 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 800491404 is about 28292.9567913995. The cubic root of 800491404 is about 928.5078024277.

The spelling of 800491404 in words is "eight hundred million, four hundred ninety-one thousand, four hundred four".