9938000 has 40 divisors (see below), whose sum is σ = 24034920. Its totient is φ = 3974400.

The previous prime is 9937997. The next prime is 9938017. The reversal of 9938000 is 8399.

It can be written as a sum of positive squares in 4 ways, for example, as 1317904 + 8620096 = 1148^2 + 2936^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485 + ... + 4484.

It is an arithmetic number, because the mean of its divisors is an integer number (600873).

Almost surely, 2^9938000 is an apocalyptic number.

It is an amenable number.

9938000 is an abundant number, since it is smaller than the sum of its proper divisors (14096920).

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

9938000 is a wasteful number, since it uses less digits than its factorization.

9938000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4992 (or 4976 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 9938000 is about 3152.4593573907. The cubic root of 9938000 is about 214.9972958016.

The spelling of 9938000 in words is "nine million, nine hundred thirty-eight thousand".