9901066 has 8 divisors (see below), whose sum is σ = 16973280. Its totient is φ = 4243308.

The previous prime is 9901061. The next prime is 9901069. The reversal of 9901066 is 6601099.

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

It is a super-2 number, since 2×9901066² = 196062215872712, which contains 22 as substring.

9901066 is a strobogrammatic number because it is the same when read upside-down.

It is not an unprimeable number, because it can be changed into a prime (9901061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353596 + ... + 353623.

It is an arithmetic number, because the mean of its divisors is an integer number (2121660).

Almost surely, 2^9901066 is an apocalyptic number.

9901066 is a deficient number, since it is larger than the sum of its proper divisors (7072214).

9901066 is a wasteful number, since it uses less digits than its factorization.

9901066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707228.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 9901066 is about 3146.5959384707. The cubic root of 9901066 is about 214.7306235152.

The spelling of 9901066 in words is "nine million, nine hundred one thousand, sixty-six".