9975432 has 16 divisors (see below), whose sum is σ = 24938640. Its totient is φ = 3325136.

The previous prime is 9975431. The next prime is 9975451. The reversal of 9975432 is 2345799.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (9975431) 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, 207798 + ... + 207845.

It is an arithmetic number, because the mean of its divisors is an integer number (1558665).

Almost surely, 2^9975432 is an apocalyptic number.

It is an amenable number.

9975432 is an abundant number, since it is smaller than the sum of its proper divisors (14963208).

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

9975432 is a wasteful number, since it uses less digits than its factorization.

9975432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415652 (or 415648 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 9975432 is about 3158.3907294697. The cubic root of 9975432 is about 215.2668904799.

The spelling of 9975432 in words is "nine million, nine hundred seventy-five thousand, four hundred thirty-two".