9438900 has 72 divisors (see below), whose sum is σ = 27748224. Its totient is φ = 2476800.

The previous prime is 9438883. The next prime is 9438907. The reversal of 9438900 is 98349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9438907) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21685 + ... + 22115.

It is an arithmetic number, because the mean of its divisors is an integer number (385392).

Almost surely, 2^9438900 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 9438900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13874112).

9438900 is an abundant number, since it is smaller than the sum of its proper divisors (18309324).

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

9438900 is a wasteful number, since it uses less digits than its factorization.

9438900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 9438900 is about 3072.2792841797. The cubic root of 9438900 is about 211.3361517358.

The spelling of 9438900 in words is "nine million, four hundred thirty-eight thousand, nine hundred".