11047872 has 56 divisors (see below), whose sum is σ = 31894272. Its totient is φ = 3347200.

The previous prime is 11047853. The next prime is 11047877. The reversal of 11047872 is 27874011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11047877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504 + ... + 4727.

Almost surely, 2^11047872 is an apocalyptic number.

11047872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11047872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15947136).

11047872 is an abundant number, since it is smaller than the sum of its proper divisors (20846400).

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

11047872 is a wasteful number, since it uses less digits than its factorization.

11047872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5257 (or 5247 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 30.

The square root of 11047872 is about 3323.8339308696. The cubic root of 11047872 is about 222.7201675418.

The spelling of 11047872 in words is "eleven million, forty-seven thousand, eight hundred seventy-two".