9879375 has 40 divisors (see below), whose sum is σ = 17994240. Its totient is φ = 4780000.

The previous prime is 9879371. The next prime is 9879391. The reversal of 9879375 is 5739789.

It is not a de Polignac number, because 9879375 - 2² = 9879371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9879371) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 20386 + ... + 20864.

It is an arithmetic number, because the mean of its divisors is an integer number (449856).

Almost surely, 2^9879375 is an apocalyptic number.

9879375 is a deficient number, since it is larger than the sum of its proper divisors (8114865).

9879375 is a wasteful number, since it uses less digits than its factorization.

9879375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513 (or 498 counting only the distinct ones).

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

The square root of 9879375 is about 3143.1473080338. The cubic root of 9879375 is about 214.5737000944.

The spelling of 9879375 in words is "nine million, eight hundred seventy-nine thousand, three hundred seventy-five".