9994872 has 32 divisors (see below), whose sum is σ = 25074000. Its totient is φ = 3320064.

The previous prime is 9994871. The next prime is 9994913. The reversal of 9994872 is 2784999.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9004 + ... + 10052.

Almost surely, 2^9994872 is an apocalyptic number.

It is an amenable number.

9994872 is an abundant number, since it is smaller than the sum of its proper divisors (15079128).

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

9994872 is a wasteful number, since it uses less digits than its factorization.

9994872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455 (or 1451 counting only the distinct ones).

The product of its digits is 326592, while the sum is 48.

The square root of 9994872 is about 3161.4667482041. The cubic root of 9994872 is about 215.4066362362.

The spelling of 9994872 in words is "nine million, nine hundred ninety-four thousand, eight hundred seventy-two".