9993400 has 48 divisors (see below), whose sum is σ = 24049800. Its totient is φ = 3857280.

The previous prime is 9993397. The next prime is 9993407. The reversal of 9993400 is 43999.

9993400 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 (9993407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4939 + ... + 6661.

Almost surely, 2^9993400 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 9993400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12024900).

9993400 is an abundant number, since it is smaller than the sum of its proper divisors (14056400).

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

9993400 is a wasteful number, since it uses less digits than its factorization.

9993400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768 (or 1759 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 9993400 is about 3161.2339362977. The cubic root of 9993400 is about 215.3960610087.

The spelling of 9993400 in words is "nine million, nine hundred ninety-three thousand, four hundred".