9900200 has 48 divisors (see below), whose sum is σ = 23436000. Its totient is φ = 3888320.

The previous prime is 9900199. The next prime is 9900203. The reversal of 9900200 is 20099.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (9900203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11381 + ... + 12219.

It is an arithmetic number, because the mean of its divisors is an integer number (488250).

Almost surely, 2^9900200 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9900200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11718000).

9900200 is an abundant number, since it is smaller than the sum of its proper divisors (13535800).

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

9900200 is a wasteful number, since it uses less digits than its factorization.

9900200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 9900200 is about 3146.4583264362. The cubic root of 9900200 is about 214.7243628377.

Adding to 9900200 its reverse (20099), we get a palindrome (9920299).

The spelling of 9900200 in words is "nine million, nine hundred thousand, two hundred".