9866146 has 8 divisors (see below), whose sum is σ = 15114240. Its totient is φ = 4828068.

The previous prime is 9866107. The next prime is 9866147. The reversal of 9866146 is 6416689.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 9866099 and 9866108.

It is not an unprimeable number, because it can be changed into a prime (9866147) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 52386 + ... + 52573.

It is an arithmetic number, because the mean of its divisors is an integer number (1889280).

Almost surely, 2^9866146 is an apocalyptic number.

9866146 is a deficient number, since it is larger than the sum of its proper divisors (5248094).

9866146 is a wasteful number, since it uses less digits than its factorization.

9866146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105008.

The product of its digits is 62208, while the sum is 40.

The square root of 9866146 is about 3141.0421837346. The cubic root of 9866146 is about 214.4778821763.

The spelling of 9866146 in words is "nine million, eight hundred sixty-six thousand, one hundred forty-six".