800039039 has 4 divisors (see below), whose sum is σ = 802267920. Its totient is φ = 797810160.

The previous prime is 800039033. The next prime is 800039063. The reversal of 800039039 is 930930008.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 800039039 - 2²⁴ = 783261823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 800038996 and 800039014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800039033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1113902 + ... + 1114619.

It is an arithmetic number, because the mean of its divisors is an integer number (200566980).

Almost surely, 2^800039039 is an apocalyptic number.

800039039 is a deficient number, since it is larger than the sum of its proper divisors (2228881).

800039039 is a wasteful number, since it uses less digits than its factorization.

800039039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2228880.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 800039039 is about 28284.9613575836. The cubic root of 800039039 is about 928.3328667258.

The spelling of 800039039 in words is "eight hundred million, thirty-nine thousand, thirty-nine".