9509872 has 10 divisors (see below), whose sum is σ = 18425408. Its totient is φ = 4754928.

The previous prime is 9509867. The next prime is 9509873. The reversal of 9509872 is 2789059.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9509873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 297168 + ... + 297199.

Almost surely, 2^9509872 is an apocalyptic number.

It is an amenable number.

9509872 is a deficient number, since it is larger than the sum of its proper divisors (8915536).

9509872 is a wasteful number, since it uses less digits than its factorization.

9509872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594375 (or 594369 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 9509872 is about 3083.8080355301. The cubic root of 9509872 is about 211.8645153080.

The spelling of 9509872 in words is "nine million, five hundred nine thousand, eight hundred seventy-two".