9897375 has 16 divisors (see below), whose sum is σ = 16469856. Its totient is φ = 5278400.

The previous prime is 9897367. The next prime is 9897397. The reversal of 9897375 is 5737989.

It is not a de Polignac number, because 9897375 - 2³ = 9897367 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 12822 + ... + 13571.

It is an arithmetic number, because the mean of its divisors is an integer number (1029366).

Almost surely, 2^9897375 is an apocalyptic number.

9897375 is a deficient number, since it is larger than the sum of its proper divisors (6572481).

9897375 is a wasteful number, since it uses less digits than its factorization.

9897375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26411 (or 26401 counting only the distinct ones).

The product of its digits is 476280, while the sum is 48.

The square root of 9897375 is about 3146.0093769727. The cubic root of 9897375 is about 214.7039371887.

The spelling of 9897375 in words is "nine million, eight hundred ninety-seven thousand, three hundred seventy-five".