45441 has 24 divisors (see below), whose sum is σ = 78624.
Its totient is φ = 25920.
The previous prime is 45439. The next prime is 45481. The reversal of 45441 is 14454.
Adding to 45441 its reverse (14454), we get a palindrome (59895).
It can be divided in two parts, 4 and 5441, that added together give a palindrome (5445).
It is not a de Polignac number, because 45441 - 21 = 45439 is a prime.
It is a plaindrome in base 12 and base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45481) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2665 + ... + 2681.
It is an arithmetic number, because the mean of its divisors is an integer number (3276).
245441 is an apocalyptic number.
It is an amenable number.
45441 is a deficient number, since it is larger than the sum of its proper divisors (33183).
45441 is a wasteful number, since it uses less digits than its factorization.
45441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43 (or 31 counting only the distinct ones).
The product of its digits is 320, while the sum is 18.
The square root of 45441 is about 213.1689470819.
The cubic root of 45441 is about 35.6847473859.
The spelling of 45441 in words is "forty-five thousand, four hundred forty-one".