800490844 has 24 divisors (see below), whose sum is σ = 1437201360. Its totient is φ = 389994624.

The previous prime is 800490841. The next prime is 800490907. The reversal of 800490844 is 448094008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800490841) 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 7 ways as a sum of consecutive naturals, for example, 7722 + ... + 40750.

It is an arithmetic number, because the mean of its divisors is an integer number (59883390).

Almost surely, 2^800490844 is an apocalyptic number.

It is an amenable number.

800490844 is a deficient number, since it is larger than the sum of its proper divisors (636710516).

800490844 is a wasteful number, since it uses less digits than its factorization.

800490844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33189 (or 33187 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 800490844 is about 28292.9468949419. The cubic root of 800490844 is about 928.5075859088.

The spelling of 800490844 in words is "eight hundred million, four hundred ninety thousand, eight hundred forty-four".