8859139 has 8 divisors (see below), whose sum is σ = 9052160. Its totient is φ = 8668296.

The previous prime is 8859131. The next prime is 8859143. The reversal of 8859139 is 9319588.

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 8859139 - 2³ = 8859131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8859095 and 8859104.

It is not an unprimeable number, because it can be changed into a prime (8859131) 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, 9592 + ... + 10474.

It is an arithmetic number, because the mean of its divisors is an integer number (1131520).

Almost surely, 2^8859139 is an apocalyptic number.

8859139 is a deficient number, since it is larger than the sum of its proper divisors (193021).

8859139 is a wasteful number, since it uses less digits than its factorization.

8859139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089.

The product of its digits is 77760, while the sum is 43.

The square root of 8859139 is about 2976.4305804100. The cubic root of 8859139 is about 206.9174758758.

It can be divided in two parts, 8859 and 139, that added together give a palindrome (8998).

The spelling of 8859139 in words is "eight million, eight hundred fifty-nine thousand, one hundred thirty-nine".