9900006 has 8 divisors (see below), whose sum is σ = 19800024. Its totient is φ = 3300000.

The previous prime is 9899999. The next prime is 9900047. The reversal of 9900006 is 6000099.

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

9900006 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824995 + ... + 825006.

It is an arithmetic number, because the mean of its divisors is an integer number (2475003).

Almost surely, 2^9900006 is an apocalyptic number.

9900006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9900006 is a wasteful number, since it uses less digits than its factorization.

9900006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650006.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 9900006 is about 3146.4274979729. The cubic root of 9900006 is about 214.7229602803.

The spelling of 9900006 in words is "nine million, nine hundred thousand, six".