800539008 has 128 divisors (see below), whose sum is σ = 2260483200. Its totient is φ = 250306560.

The previous prime is 800539001. The next prime is 800539021. The reversal of 800539008 is 800935008.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 800539008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800539001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 823963 + ... + 824933.

It is an arithmetic number, because the mean of its divisors is an integer number (17660025).

Almost surely, 2^800539008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 800539008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1130241600).

800539008 is an abundant number, since it is smaller than the sum of its proper divisors (1459944192).

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

800539008 is a wasteful number, since it uses less digits than its factorization.

800539008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120 (or 1108 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 800539008 is about 28293.7980483356. The cubic root of 800539008 is about 928.5262077093.

The spelling of 800539008 in words is "eight hundred million, five hundred thirty-nine thousand, eight".