889944 has 32 divisors (see below), whose sum is σ = 2427840. Its totient is φ = 269600.

The previous prime is 889937. The next prime is 889951. The reversal of 889944 is 449988.

It is an interprime number because it is at equal distance from previous prime (889937) and next prime (889951).

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 889896 and 889905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1422 + ... + 1949.

It is an arithmetic number, because the mean of its divisors is an integer number (75870).

2⁸⁸⁹⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

889944 is an abundant number, since it is smaller than the sum of its proper divisors (1537896).

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

889944 is a wasteful number, since it uses less digits than its factorization.

889944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391 (or 3387 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 889944 is about 943.3684327981. The cubic root of 889944 is about 96.1879996499.

The spelling of 889944 in words is "eight hundred eighty-nine thousand, nine hundred forty-four".