886144 has 64 divisors (see below), whose sum is σ = 2154240. Its totient is φ = 354816.

The previous prime is 886129. The next prime is 886163. The reversal of 886144 is 441688.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20587 + ... + 20629.

It is an arithmetic number, because the mean of its divisors is an integer number (33660).

2⁸⁸⁶¹⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 886144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1077120).

886144 is an abundant number, since it is smaller than the sum of its proper divisors (1268096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

886144 is a wasteful number, since it uses less digits than its factorization.

886144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87 (or 75 counting only the distinct ones).

The product of its digits is 6144, while the sum is 31.

The square root of 886144 is about 941.3522188852. The cubic root of 886144 is about 96.0508989347.

The spelling of 886144 in words is "eight hundred eighty-six thousand, one hundred forty-four".