4000008859 has 8 divisors (see below), whose sum is σ = 4987024128. Its totient is φ = 3116889960.

The previous prime is 4000008851. The next prime is 4000008869. The reversal of 4000008859 is 9588000004.

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

It is a cyclic number.

It is not a de Polignac number, because 4000008859 - 2³ = 4000008851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000008851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25974007 + ... + 25974160.

It is an arithmetic number, because the mean of its divisors is an integer number (623378016).

Almost surely, 2^4000008859 is an apocalyptic number.

4000008859 is a deficient number, since it is larger than the sum of its proper divisors (987015269).

4000008859 is a wasteful number, since it uses less digits than its factorization.

4000008859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51948185.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 4000008859 is about 63245.6232398733. The cubic root of 4000008859 is about 1587.4022238662.

The spelling of 4000008859 in words is "four billion, eight thousand, eight hundred fifty-nine".