11782044 has 48 divisors (see below), whose sum is σ = 30822400. Its totient is φ = 3891888.

The previous prime is 11782039. The next prime is 11782073. The reversal of 11782044 is 44028711.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11781999 and 11782017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13287 + ... + 14145.

Almost surely, 2^11782044 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 11782044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15411200).

11782044 is an abundant number, since it is smaller than the sum of its proper divisors (19040356).

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

11782044 is a wasteful number, since it uses less digits than its factorization.

11782044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999 (or 991 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 11782044 is about 3432.4982155858. The cubic root of 11782044 is about 227.5482745843.

The spelling of 11782044 in words is "eleven million, seven hundred eighty-two thousand, forty-four".