7989600 has 72 divisors (see below), whose sum is σ = 26013960. Its totient is φ = 2129920.

The previous prime is 7989593. The next prime is 7989601. The reversal of 7989600 is 69897.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7989601) 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, 736 + ... + 4064.

It is an arithmetic number, because the mean of its divisors is an integer number (361305).

Almost surely, 2^7989600 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 7989600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13006980).

7989600 is an abundant number, since it is smaller than the sum of its proper divisors (18024360).

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

7989600 is a wasteful number, since it uses less digits than its factorization.

7989600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352 (or 3339 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 7989600 is about 2826.5880492212. The cubic root of 7989600 is about 199.9132957506.

The spelling of 7989600 in words is "seven million, nine hundred eighty-nine thousand, six hundred".