9886212 has 72 divisors (see below), whose sum is σ = 29638336. Its totient is φ = 2822688.

The previous prime is 9886211. The next prime is 9886223. The reversal of 9886212 is 2126889.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (9886211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6078 + ... + 7530.

Almost surely, 2^9886212 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 9886212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14819168).

9886212 is an abundant number, since it is smaller than the sum of its proper divisors (19752124).

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

9886212 is a wasteful number, since it uses less digits than its factorization.

9886212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479 (or 1465 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 9886212 is about 3144.2347240624. The cubic root of 9886212 is about 214.6231871013.

The spelling of 9886212 in words is "nine million, eight hundred eighty-six thousand, two hundred twelve".