11122944 has 72 divisors (see below), whose sum is σ = 33848640. Its totient is φ = 3176448.

The previous prime is 11122927. The next prime is 11122949. The reversal of 11122944 is 44922111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (11122949) 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, 4342 + ... + 6410.

It is an arithmetic number, because the mean of its divisors is an integer number (470120).

Almost surely, 2^11122944 is an apocalyptic number.

11122944 is a gapful number since it is divisible by the number (14) 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 11122944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16924320).

11122944 is an abundant number, since it is smaller than the sum of its proper divisors (22725696).

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

11122944 is an equidigital number, since it uses as much as digits as its factorization.

11122944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095 (or 2081 counting only the distinct ones).

The product of its digits is 576, while the sum is 24.

The square root of 11122944 is about 3335.1077943599. The cubic root of 11122944 is about 223.2235018482.

The spelling of 11122944 in words is "eleven million, one hundred twenty-two thousand, nine hundred forty-four".