9906375 has 16 divisors (see below), whose sum is σ = 16484832. Its totient is φ = 5283200.

The previous prime is 9906367. The next prime is 9906401. The reversal of 9906375 is 5736099.

9906375 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9906375 - 2³ = 9906367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12834 + ... + 13583.

It is an arithmetic number, because the mean of its divisors is an integer number (1030302).

Almost surely, 2^9906375 is an apocalyptic number.

9906375 is a deficient number, since it is larger than the sum of its proper divisors (6578457).

9906375 is a wasteful number, since it uses less digits than its factorization.

9906375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26435 (or 26425 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 39.

The square root of 9906375 is about 3147.4394354777. The cubic root of 9906375 is about 214.7689965275.

The spelling of 9906375 in words is "nine million, nine hundred six thousand, three hundred seventy-five".