9986532 has 12 divisors (see below), whose sum is σ = 23301936. Its totient is φ = 3328840.

The previous prime is 9986507. The next prime is 9986539. The reversal of 9986532 is 2356899.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (9986539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416094 + ... + 416117.

It is an arithmetic number, because the mean of its divisors is an integer number (1941828).

Almost surely, 2^9986532 is an apocalyptic number.

It is an amenable number.

9986532 is an abundant number, since it is smaller than the sum of its proper divisors (13315404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9986532 is a wasteful number, since it uses less digits than its factorization.

9986532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832218 (or 832216 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 9986532 is about 3160.1474649136. The cubic root of 9986532 is about 215.3467057953.

It can be divided in two parts, 9 and 986532, that multiplied together give a palindrome (8878788).

The spelling of 9986532 in words is "nine million, nine hundred eighty-six thousand, five hundred thirty-two".