886139 has 4 divisors (see below), whose sum is σ = 888024. Its totient is φ = 884256.

The previous prime is 886129. The next prime is 886163. The reversal of 886139 is 931688.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 886139 - 2⁸ = 885883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 886099 and 886108.

It is not an unprimeable number, because it can be changed into a prime (886129) 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, 419 + ... + 1395.

It is an arithmetic number, because the mean of its divisors is an integer number (222006).

2⁸⁸⁶¹³⁹ is an apocalyptic number.

886139 is a deficient number, since it is larger than the sum of its proper divisors (1885).

886139 is an equidigital number, since it uses as much as digits as its factorization.

886139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884.

The product of its digits is 10368, while the sum is 35.

The square root of 886139 is about 941.3495631273. The cubic root of 886139 is about 96.0507182810.

The spelling of 886139 in words is "eight hundred eighty-six thousand, one hundred thirty-nine".