11964544 has 32 divisors (see below), whose sum is σ = 24002640. Its totient is φ = 5940480.

The previous prime is 11964521. The next prime is 11964569. The reversal of 11964544 is 44546911.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26787 + ... + 27229.

Almost surely, 2^11964544 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 11964544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12001320).

11964544 is an abundant number, since it is smaller than the sum of its proper divisors (12038096).

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

11964544 is an equidigital number, since it uses as much as digits as its factorization.

11964544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 656 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 11964544 is about 3458.9801965319. The cubic root of 11964544 is about 228.7171428018.

The spelling of 11964544 in words is "eleven million, nine hundred sixty-four thousand, five hundred forty-four".