9988226 has 16 divisors (see below), whose sum is σ = 15348960. Its totient is φ = 4873440.

The previous prime is 9988213. The next prime is 9988229. The reversal of 9988226 is 6228899.

It is not an unprimeable number, because it can be changed into a prime (9988229) 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, 17270 + ... + 17838.

It is an arithmetic number, because the mean of its divisors is an integer number (959310).

Almost surely, 2^9988226 is an apocalyptic number.

9988226 is a deficient number, since it is larger than the sum of its proper divisors (5360734).

9988226 is a wasteful number, since it uses less digits than its factorization.

9988226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769.

The product of its digits is 124416, while the sum is 44.

The square root of 9988226 is about 3160.4154790154. The cubic root of 9988226 is about 215.3588814166.

The spelling of 9988226 in words is "nine million, nine hundred eighty-eight thousand, two hundred twenty-six".