9884994 has 32 divisors (see below), whose sum is σ = 23208576. Its totient is φ = 2747520.

The previous prime is 9884983. The next prime is 9884999. The reversal of 9884994 is 4994889.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9884999) 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 15 ways as a sum of consecutive naturals, for example, 1627 + ... + 4734.

It is an arithmetic number, because the mean of its divisors is an integer number (725268).

Almost surely, 2^9884994 is an apocalyptic number.

9884994 is an abundant number, since it is smaller than the sum of its proper divisors (13323582).

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

9884994 is a wasteful number, since it uses less digits than its factorization.

9884994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6410.

The product of its digits is 746496, while the sum is 51.

The square root of 9884994 is about 3144.0410302666. The cubic root of 9884994 is about 214.6143727452.

It can be divided in two parts, 9884 and 994, that added together give a triangular number (10878 = T₁₄₇).

The spelling of 9884994 in words is "nine million, eight hundred eighty-four thousand, nine hundred ninety-four".