11907984 has 80 divisors (see below), whose sum is σ = 35354880. Its totient is φ = 3415680.

The previous prime is 11907983. The next prime is 11907989. The reversal of 11907984 is 48970911.

It is a happy number.

11907984 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11907983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9439 + ... + 10625.

It is an arithmetic number, because the mean of its divisors is an integer number (441936).

Almost surely, 2^11907984 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 11907984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17677440).

11907984 is an abundant number, since it is smaller than the sum of its proper divisors (23446896).

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

11907984 is a wasteful number, since it uses less digits than its factorization.

11907984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 11907984 is about 3450.7946910820. The cubic root of 11907984 is about 228.3561684706.

The spelling of 11907984 in words is "eleven million, nine hundred seven thousand, nine hundred eighty-four".