9561375 has 32 divisors (see below), whose sum is σ = 17684160. Its totient is φ = 5097600.

The previous prime is 9561373. The next prime is 9561379. The reversal of 9561375 is 5731659.

It is a happy number.

It is not a de Polignac number, because 9561375 - 2¹ = 9561373 is a prime.

9561375 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9561373) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1959 + ... + 4791.

It is an arithmetic number, because the mean of its divisors is an integer number (552630).

Almost surely, 2^9561375 is an apocalyptic number.

9561375 is a deficient number, since it is larger than the sum of its proper divisors (8122785).

9561375 is a wasteful number, since it uses less digits than its factorization.

9561375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857 (or 2841 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 9561375 is about 3092.1473121441. The cubic root of 9561375 is about 212.2462946824.

The spelling of 9561375 in words is "nine million, five hundred sixty-one thousand, three hundred seventy-five".