9994000 has 80 divisors (see below), whose sum is σ = 25534080. Its totient is φ = 3772800.

The previous prime is 9993989. The next prime is 9994001. The reversal of 9994000 is 4999.

It is a tau number, because it is divible by the number of its divisors (80).

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (9994001) 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, 37869 + ... + 38131.

It is an arithmetic number, because the mean of its divisors is an integer number (319176).

Almost surely, 2^9994000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9994000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12767040).

9994000 is an abundant number, since it is smaller than the sum of its proper divisors (15540080).

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

9994000 is a wasteful number, since it uses less digits than its factorization.

9994000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305 (or 289 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 9994000 is about 3161.3288345251. The cubic root of 9994000 is about 215.4003716888.

Adding to 9994000 its reverse (4999), we get a palindrome (9998999).

It can be divided in two parts, 9 and 994000, that added together give a square (994009 = 997²).

The spelling of 9994000 in words is "nine million, nine hundred ninety-four thousand".