989306 has 16 divisors (see below), whose sum is σ = 1580040. Its totient is φ = 463680.

The previous prime is 989293. The next prime is 989309. The reversal of 989306 is 603989.

It can be written as a sum of positive squares in 4 ways, for example, as 931225 + 58081 = 965^2 + 241^2 .

It is not an unprimeable number, because it can be changed into a prime (989309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1916 + ... + 2376.

2⁹⁸⁹³⁰⁶ is an apocalyptic number.

989306 is a deficient number, since it is larger than the sum of its proper divisors (590734).

989306 is a wasteful number, since it uses less digits than its factorization.

989306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 989306 is about 994.6386278443. The cubic root of 989306 is about 99.6422550450.

The spelling of 989306 in words is "nine hundred eighty-nine thousand, three hundred six".