989448 has 16 divisors (see below), whose sum is σ = 2473680. Its totient is φ = 329808.

The previous prime is 989441. The next prime is 989467. The reversal of 989448 is 844989.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 989448.

It is not an unprimeable number, because it can be changed into a prime (989441) by changing a digit.

989448 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20590 + ... + 20637.

It is an arithmetic number, because the mean of its divisors is an integer number (154605).

2⁹⁸⁹⁴⁴⁸ is an apocalyptic number.

It is an amenable number.

989448 is an abundant number, since it is smaller than the sum of its proper divisors (1484232).

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

989448 is a wasteful number, since it uses less digits than its factorization.

989448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41236 (or 41232 counting only the distinct ones).

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

The square root of 989448 is about 994.7100079923. The cubic root of 989448 is about 99.6470221993.

The spelling of 989448 in words is "nine hundred eighty-nine thousand, four hundred forty-eight".