9999065 has 8 divisors (see below), whose sum is σ = 12323400. Its totient is φ = 7782912.

The previous prime is 9999053. The next prime is 9999071. The reversal of 9999065 is 5609999.

It can be written as a sum of positive squares in 4 ways, for example, as 5914624 + 4084441 = 2432^2 + 2021^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9999065 - 2⁴ = 9999049 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26840 + ... + 27209.

It is an arithmetic number, because the mean of its divisors is an integer number (1540425).

Almost surely, 2^9999065 is an apocalyptic number.

It is an amenable number.

9999065 is a deficient number, since it is larger than the sum of its proper divisors (2324335).

9999065 is a wasteful number, since it uses less digits than its factorization.

9999065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54091.

The product of its (nonzero) digits is 196830, while the sum is 47.

The square root of 9999065 is about 3162.1298202319. The cubic root of 9999065 is about 215.4367541391.

The spelling of 9999065 in words is "nine million, nine hundred ninety-nine thousand, sixty-five".