9859975 has 12 divisors (see below), whose sum is σ = 12299560. Its totient is φ = 7840800.

The previous prime is 9859973. The next prime is 9859981. The reversal of 9859975 is 5799589.

9859975 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9859975 - 2¹ = 9859973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9859973) 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 11 ways as a sum of consecutive naturals, for example, 3436 + ... + 5614.

Almost surely, 2^9859975 is an apocalyptic number.

9859975 is a deficient number, since it is larger than the sum of its proper divisors (2439585).

9859975 is a wasteful number, since it uses less digits than its factorization.

9859975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370 (or 2365 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 52.

The square root of 9859975 is about 3140.0597128080. The cubic root of 9859975 is about 214.4331561995.

The spelling of 9859975 in words is "nine million, eight hundred fifty-nine thousand, nine hundred seventy-five".