9975384 has 24 divisors (see below), whose sum is σ = 27016860. Its totient is φ = 3325104.

The previous prime is 9975373. The next prime is 9975389. The reversal of 9975384 is 4835799.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9975389) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69202 + ... + 69345.

Almost surely, 2^9975384 is an apocalyptic number.

It is an amenable number.

9975384 is an abundant number, since it is smaller than the sum of its proper divisors (17041476).

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

9975384 is a wasteful number, since it uses less digits than its factorization.

9975384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138559 (or 138552 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 9975384 is about 3158.3831306540. The cubic root of 9975384 is about 215.2665452040.

The spelling of 9975384 in words is "nine million, nine hundred seventy-five thousand, three hundred eighty-four".