884439 has 20 divisors (see below), whose sum is σ = 1350360. Its totient is φ = 576720.

The previous prime is 884437. The next prime is 884441. The reversal of 884439 is 934488.

It is an interprime number because it is at equal distance from previous prime (884437) and next prime (884441).

It is not a de Polignac number, because 884439 - 2¹ = 884437 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (884437) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4852 + ... + 5030.

It is an arithmetic number, because the mean of its divisors is an integer number (67518).

2⁸⁸⁴⁴³⁹ is an apocalyptic number.

884439 is a deficient number, since it is larger than the sum of its proper divisors (465921).

884439 is a wasteful number, since it uses less digits than its factorization.

884439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252 (or 243 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 884439 is about 940.4461707084. The cubic root of 884439 is about 95.9892566102.

The spelling of 884439 in words is "eight hundred eighty-four thousand, four hundred thirty-nine".