11744442 has 24 divisors (see below), whose sum is σ = 25605216.
Its totient is φ = 3890376.
The previous prime is 11744441. The next prime is 11744477. The reversal of 11744442 is 24444711.
It is not an unprimeable number, because it can be changed into a prime (11744441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1053 + ... + 4959.
It is an arithmetic number, because the mean of its divisors is an integer number (1066884).
Almost surely, 211744442 is an apocalyptic number.
11744442 is an abundant number, since it is smaller than the sum of its proper divisors (13860774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11744442 is a wasteful number, since it uses less digits than its factorization.
11744442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4082 (or 4079 counting only the distinct ones).
The product of its digits is 3584, while the sum is 27.
The square root of 11744442 is about 3427.0164866834.
The cubic root of 11744442 is about 227.3059456997.
The spelling of 11744442 in words is "eleven million, seven hundred forty-four thousand, four hundred forty-two".