11662944 has 48 divisors (see below), whose sum is σ = 31610880. Its totient is φ = 3761280.

The previous prime is 11662927. The next prime is 11662993. The reversal of 11662944 is 44926611.

11662944 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 a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1017 + ... + 4935.

It is an arithmetic number, because the mean of its divisors is an integer number (658560).

Almost surely, 2^11662944 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 11662944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15805440).

11662944 is an abundant number, since it is smaller than the sum of its proper divisors (19947936).

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

11662944 is a wasteful number, since it uses less digits than its factorization.

11662944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3963 (or 3955 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 11662944 is about 3415.1052692413. The cubic root of 11662944 is about 226.7789447589.

The spelling of 11662944 in words is "eleven million, six hundred sixty-two thousand, nine hundred forty-four".