9867375 has 72 divisors (see below), whose sum is σ = 20807280. Its totient is φ = 4485600.

The previous prime is 9867371. The next prime is 9867427. The reversal of 9867375 is 5737689.

It is a happy number.

9867375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9867375 - 2² = 9867371 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 9867375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9867371) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 55036 + ... + 55214.

It is an arithmetic number, because the mean of its divisors is an integer number (288990).

Almost surely, 2^9867375 is an apocalyptic number.

9867375 is an abundant number, since it is smaller than the sum of its proper divisors (10939905).

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

9867375 is a wasteful number, since it uses less digits than its factorization.

9867375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 194 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 9867375 is about 3141.2378133468. The cubic root of 9867375 is about 214.4867874562.

The spelling of 9867375 in words is "nine million, eight hundred sixty-seven thousand, three hundred seventy-five".