9984426 has 8 divisors (see below), whose sum is σ = 19968864. Its totient is φ = 3328140.

The previous prime is 9984421. The next prime is 9984431. The reversal of 9984426 is 6244899.

It is an interprime number because it is at equal distance from previous prime (9984421) and next prime (9984431).

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

9984426 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (9984421) 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, 832030 + ... + 832041.

It is an arithmetic number, because the mean of its divisors is an integer number (2496108).

Almost surely, 2^9984426 is an apocalyptic number.

9984426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9984426 is a wasteful number, since it uses less digits than its factorization.

9984426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664076.

The product of its digits is 124416, while the sum is 42.

The square root of 9984426 is about 3159.8142350461. The cubic root of 9984426 is about 215.3315670048.

The spelling of 9984426 in words is "nine million, nine hundred eighty-four thousand, four hundred twenty-six".