9986734 has 8 divisors (see below), whose sum is σ = 15000120. Its totient is φ = 4986696.

The previous prime is 9986731. The next prime is 9986747. The reversal of 9986734 is 4376899.

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

It is a d-powerful number, because it can be written as 9² + 9² + 8 + 6⁵ + 7⁸ + 3⁹ + 4¹¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9986731) 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, 1189 + ... + 4624.

It is an arithmetic number, because the mean of its divisors is an integer number (1875015).

Almost surely, 2^9986734 is an apocalyptic number.

9986734 is a deficient number, since it is larger than the sum of its proper divisors (5013386).

9986734 is a wasteful number, since it uses less digits than its factorization.

9986734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6674.

The product of its digits is 326592, while the sum is 46.

The square root of 9986734 is about 3160.1794252858. The cubic root of 9986734 is about 215.3481577421.

The spelling of 9986734 in words is "nine million, nine hundred eighty-six thousand, seven hundred thirty-four".