11783872 has 28 divisors (see below), whose sum is σ = 23628096. Its totient is φ = 5830400.

The previous prime is 11783869. The next prime is 11783897. The reversal of 11783872 is 27838711.

11783872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5553 + ... + 7375.

Almost surely, 2^11783872 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 11783872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11814048).

11783872 is an abundant number, since it is smaller than the sum of its proper divisors (11844224).

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

11783872 is a wasteful number, since it uses less digits than its factorization.

11783872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936 (or 1926 counting only the distinct ones).

The product of its digits is 18816, while the sum is 37.

The square root of 11783872 is about 3432.7644836196. The cubic root of 11783872 is about 227.5600421162.

It can be divided in two parts, 1178 and 3872, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 11783872 in words is "eleven million, seven hundred eighty-three thousand, eight hundred seventy-two".