9868194 has 72 divisors (see below), whose sum is σ = 26053248. Its totient is φ = 2643840.

The previous prime is 9868189. The next prime is 9868217. The reversal of 9868194 is 4918689.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 36279 + ... + 36549.

Almost surely, 2^9868194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9868194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13026624).

9868194 is an abundant number, since it is smaller than the sum of its proper divisors (16185054).

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

9868194 is a wasteful number, since it uses less digits than its factorization.

9868194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 300 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 9868194 is about 3141.3681732646. The cubic root of 9868194 is about 214.4927214835.

It can be divided in two parts, 986 and 8194, that added together give a triangular number (9180 = T₁₃₅).

The spelling of 9868194 in words is "nine million, eight hundred sixty-eight thousand, one hundred ninety-four".