11644472 has 32 divisors (see below), whose sum is σ = 25077600. Its totient is φ = 4965504.

The previous prime is 11644469. The next prime is 11644483. The reversal of 11644472 is 27444611.

It is a happy number.

11644472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 14678 + ... + 15450.

It is an arithmetic number, because the mean of its divisors is an integer number (783675).

Almost surely, 2^11644472 is an apocalyptic number.

It is an amenable number.

11644472 is an abundant number, since it is smaller than the sum of its proper divisors (13433128).

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

11644472 is a wasteful number, since it uses less digits than its factorization.

11644472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055 (or 1051 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 11644472 is about 3412.3997421170. The cubic root of 11644472 is about 226.6591558449.

The spelling of 11644472 in words is "eleven million, six hundred forty-four thousand, four hundred seventy-two".