989708 has 12 divisors (see below), whose sum is σ = 1742832. Its totient is φ = 491760.

The previous prime is 989687. The next prime is 989719. The reversal of 989708 is 807989.

It is a congruent number.

It is an unprimeable number.

989708 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, 41 + ... + 1407.

It is an arithmetic number, because the mean of its divisors is an integer number (145236).

2⁹⁸⁹⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

989708 is a deficient number, since it is larger than the sum of its proper divisors (753124).

989708 is a wasteful number, since it uses less digits than its factorization.

989708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552 (or 1550 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 989708 is about 994.8406907641. The cubic root of 989708 is about 99.6557496099.

The spelling of 989708 in words is "nine hundred eighty-nine thousand, seven hundred eight".