9893972 has 12 divisors (see below), whose sum is σ = 18888576. Its totient is φ = 4497240.

The previous prime is 9893951. The next prime is 9893977. The reversal of 9893972 is 2793989.

9893972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9893977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112388 + ... + 112475.

It is an arithmetic number, because the mean of its divisors is an integer number (1574048).

Almost surely, 2^9893972 is an apocalyptic number.

It is an amenable number.

9893972 is a deficient number, since it is larger than the sum of its proper divisors (8994604).

9893972 is a wasteful number, since it uses less digits than its factorization.

9893972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224878 (or 224876 counting only the distinct ones).

The product of its digits is 244944, while the sum is 47.

The square root of 9893972 is about 3145.4684865692. The cubic root of 9893972 is about 214.6793272542.

The spelling of 9893972 in words is "nine million, eight hundred ninety-three thousand, nine hundred seventy-two".