989852 has 6 divisors (see below), whose sum is σ = 1732248. Its totient is φ = 494924.

The previous prime is 989839. The next prime is 989869. The reversal of 989852 is 258989.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

989852 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 123728 + ... + 123735.

It is an arithmetic number, because the mean of its divisors is an integer number (288708).

2⁹⁸⁹⁸⁵² is an apocalyptic number.

It is an amenable number.

989852 is a deficient number, since it is larger than the sum of its proper divisors (742396).

989852 is a wasteful number, since it uses less digits than its factorization.

989852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247467 (or 247465 counting only the distinct ones).

The product of its digits is 51840, while the sum is 41.

The square root of 989852 is about 994.9130615285. The cubic root of 989852 is about 99.6605825950.

The spelling of 989852 in words is "nine hundred eighty-nine thousand, eight hundred fifty-two".