9868356 has 18 divisors (see below), whose sum is σ = 24945102. Its totient is φ = 3289440.

The previous prime is 9868351. The next prime is 9868367. The reversal of 9868356 is 6538689.

It can be written as a sum of positive squares in only one way, i.e., 9734400 + 133956 = 3120^2 + 366^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (9868351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 137025 + ... + 137096.

It is an arithmetic number, because the mean of its divisors is an integer number (1385839).

Almost surely, 2^9868356 is an apocalyptic number.

It is an amenable number.

9868356 is an abundant number, since it is smaller than the sum of its proper divisors (15076746).

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

9868356 is a wasteful number, since it uses less digits than its factorization.

9868356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274131 (or 274126 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 9868356 is about 3141.3939581020. The cubic root of 9868356 is about 214.4938952083.

The spelling of 9868356 in words is "nine million, eight hundred sixty-eight thousand, three hundred fifty-six".