9900164 has 24 divisors (see below), whose sum is σ = 17951808. Its totient is φ = 4773600.

The previous prime is 9900161. The next prime is 9900179. The reversal of 9900164 is 4610099.

It is not an unprimeable number, because it can be changed into a prime (9900161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22127 + ... + 22569.

It is an arithmetic number, because the mean of its divisors is an integer number (747992).

Almost surely, 2^9900164 is an apocalyptic number.

It is an amenable number.

9900164 is a deficient number, since it is larger than the sum of its proper divisors (8051644).

9900164 is a wasteful number, since it uses less digits than its factorization.

9900164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 633 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 9900164 is about 3146.4526057133. The cubic root of 9900164 is about 214.7241025707.

The spelling of 9900164 in words is "nine million, nine hundred thousand, one hundred sixty-four".