9909532 has 12 divisors (see below), whose sum is σ = 17939880. Its totient is φ = 4783856.

The previous prime is 9909509. The next prime is 9909533. The reversal of 9909532 is 2359099.

9909532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9909491 and 9909500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9909533) 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, 42598 + ... + 42829.

It is an arithmetic number, because the mean of its divisors is an integer number (1494990).

Almost surely, 2^9909532 is an apocalyptic number.

It is an amenable number.

9909532 is a deficient number, since it is larger than the sum of its proper divisors (8030348).

9909532 is a wasteful number, since it uses less digits than its factorization.

9909532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85460 (or 85458 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 37.

The square root of 9909532 is about 3147.9409143121. The cubic root of 9909532 is about 214.7918085621.

The spelling of 9909532 in words is "nine million, nine hundred nine thousand, five hundred thirty-two".