9441 has 6 divisors (see below), whose sum is σ = 13650.
Its totient is φ = 6288.
The previous prime is 9439. The next prime is 9461. The reversal of 9441 is 1449.
It can be divided in two parts, 9 and 441, that multiplied together give a square (3969 = 632).
9441 = 42 + 52 + ... + 302.
9441 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 9216 + 225 = 96^2 + 15^2
It is not a de Polignac number, because 9441 - 21 = 9439 is a prime.
9441 is a lucky number.
It is a plaindrome in base 12.
It is a nialpdrome in base 10.
It is not an unprimeable number, because it can be changed into a prime (9421) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 516 + ... + 533.
It is an arithmetic number, because the mean of its divisors is an integer number (2275).
29441 is an apocalyptic number.
It is an amenable number.
9441 is a deficient number, since it is larger than the sum of its proper divisors (4209).
9441 is a wasteful number, since it uses less digits than its factorization.
9441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1055 (or 1052 counting only the distinct ones).
The product of its digits is 144, while the sum is 18.
The square root of 9441 is about 97.1648084442.
The cubic root of 9441 is about 21.1351823513.
The spelling of 9441 in words is "nine thousand, four hundred forty-one".