889844 has 6 divisors (see below), whose sum is σ = 1557234. Its totient is φ = 444920.

The previous prime is 889829. The next prime is 889871. The reversal of 889844 is 448988.

It can be written as a sum of positive squares in only one way, i.e., 879844 + 10000 = 938^2 + 100^2 .

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 889844.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111227 + ... + 111234.

It is an arithmetic number, because the mean of its divisors is an integer number (259539).

2⁸⁸⁹⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

889844 is a deficient number, since it is larger than the sum of its proper divisors (667390).

889844 is a wasteful number, since it uses less digits than its factorization.

889844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222465 (or 222463 counting only the distinct ones).

The product of its digits is 73728, while the sum is 41.

The square root of 889844 is about 943.3154297477. The cubic root of 889844 is about 96.1843967415.

It can be divided in two parts, 88984 and 4, that added together give a palindrome (88988).

The spelling of 889844 in words is "eight hundred eighty-nine thousand, eight hundred forty-four".