9934872 has 32 divisors (see below), whose sum is σ = 26145600. Its totient is φ = 3137184.

The previous prime is 9934867. The next prime is 9934877. The reversal of 9934872 is 2784399.

It is an interprime number because it is at equal distance from previous prime (9934867) and next prime (9934877).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9934877) 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, 10438 + ... + 11349.

It is an arithmetic number, because the mean of its divisors is an integer number (817050).

Almost surely, 2^9934872 is an apocalyptic number.

It is an amenable number.

9934872 is an abundant number, since it is smaller than the sum of its proper divisors (16210728).

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

9934872 is a wasteful number, since it uses less digits than its factorization.

9934872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21815 (or 21811 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 9934872 is about 3151.9631977547. The cubic root of 9934872 is about 214.9747365304.

The spelling of 9934872 in words is "nine million, nine hundred thirty-four thousand, eight hundred seventy-two".