989446 has 4 divisors (see below), whose sum is σ = 1484172. Its totient is φ = 494722.

The previous prime is 989441. The next prime is 989467. The reversal of 989446 is 644989.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 989399 and 989408.

It is a congruent number.

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

989446 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 as a sum of consecutive naturals, namely, 247360 + ... + 247363.

It is an arithmetic number, because the mean of its divisors is an integer number (371043).

2⁹⁸⁹⁴⁴⁶ is an apocalyptic number.

989446 is a deficient number, since it is larger than the sum of its proper divisors (494726).

989446 is a wasteful number, since it uses less digits than its factorization.

989446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494725.

The product of its digits is 62208, while the sum is 40.

The square root of 989446 is about 994.7090026736. The cubic root of 989446 is about 99.6469550595.

The spelling of 989446 in words is "nine hundred eighty-nine thousand, four hundred forty-six".