9989152 has 12 divisors (see below), whose sum is σ = 19666206. Its totient is φ = 4994560.

The previous prime is 9989123. The next prime is 9989159. The reversal of 9989152 is 2519899.

It can be written as a sum of positive squares in only one way, i.e., 5973136 + 4016016 = 2444^2 + 2004^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9989099 and 9989108.

It is not an unprimeable number, because it can be changed into a prime (9989159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156049 + ... + 156112.

Almost surely, 2^9989152 is an apocalyptic number.

It is an amenable number.

9989152 is a deficient number, since it is larger than the sum of its proper divisors (9677054).

9989152 is a wasteful number, since it uses less digits than its factorization.

9989152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312171 (or 312163 counting only the distinct ones).

The product of its digits is 58320, while the sum is 43.

The square root of 9989152 is about 3160.5619753455. The cubic root of 9989152 is about 215.3655364576.

The spelling of 9989152 in words is "nine million, nine hundred eighty-nine thousand, one hundred fifty-two".