9664432 has 20 divisors (see below), whose sum is σ = 19826856. Its totient is φ = 4547840.

The previous prime is 9664429. The next prime is 9664451. The reversal of 9664432 is 2344669.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17494 + ... + 18037.

Almost surely, 2^9664432 is an apocalyptic number.

It is an amenable number.

9664432 is an abundant number, since it is smaller than the sum of its proper divisors (10162424).

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

9664432 is a wasteful number, since it uses less digits than its factorization.

9664432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35556 (or 35550 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 9664432 is about 3108.7669581363. The cubic root of 9664432 is about 213.0061347025.

The spelling of 9664432 in words is "nine million, six hundred sixty-four thousand, four hundred thirty-two".