9875479 has 4 divisors (see below), whose sum is σ = 10042920. Its totient is φ = 9708040.

The previous prime is 9875471. The next prime is 9875491. The reversal of 9875479 is 9745789.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9875479 - 2³ = 9875471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9875471) 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 in 3 ways as a sum of consecutive naturals, for example, 83632 + ... + 83749.

It is an arithmetic number, because the mean of its divisors is an integer number (2510730).

Almost surely, 2^9875479 is an apocalyptic number.

9875479 is a deficient number, since it is larger than the sum of its proper divisors (167441).

9875479 is a wasteful number, since it uses less digits than its factorization.

9875479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167440.

The product of its digits is 635040, while the sum is 49.

The square root of 9875479 is about 3142.5274859578. The cubic root of 9875479 is about 214.5454901772.

The spelling of 9875479 in words is "nine million, eight hundred seventy-five thousand, four hundred seventy-nine".