800439099 has 8 divisors (see below), whose sum is σ = 1072038912. Its totient is φ = 531232680.

The previous prime is 800439091. The next prime is 800439103. The reversal of 800439099 is 990934008.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 800439099 - 2³ = 800439091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 800439099.

It is not an unprimeable number, because it can be changed into a prime (800439091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597567 + ... + 598904.

It is an arithmetic number, because the mean of its divisors is an integer number (134004864).

Almost surely, 2^800439099 is an apocalyptic number.

800439099 is a deficient number, since it is larger than the sum of its proper divisors (271599813).

800439099 is a wasteful number, since it uses less digits than its factorization.

800439099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196697.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 800439099 is about 28292.0324296435. The cubic root of 800439099 is about 928.4875787425.

The spelling of 800439099 in words is "eight hundred million, four hundred thirty-nine thousand, ninety-nine".