9866346 has 48 divisors (see below), whose sum is σ = 23600736. Its totient is φ = 2739744.

The previous prime is 9866327. The next prime is 9866407. The reversal of 9866346 is 6436689.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 9866298 and 9866307.

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 23 ways as a sum of consecutive naturals, for example, 10425 + ... + 11331.

It is an arithmetic number, because the mean of its divisors is an integer number (491682).

Almost surely, 2^9866346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9866346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11800368).

9866346 is an abundant number, since it is smaller than the sum of its proper divisors (13734390).

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

9866346 is a wasteful number, since it uses less digits than its factorization.

9866346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963 (or 956 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 9866346 is about 3141.0740201402. The cubic root of 9866346 is about 214.4793314179.

The spelling of 9866346 in words is "nine million, eight hundred sixty-six thousand, three hundred forty-six".