24255 has 36 divisors (see below), whose sum is σ = 53352. Its totient is φ = 10080.
The previous prime is 24251. The next prime is 24281. The reversal of 24255 is 55242.
It is not a de Polignac number, because 24255 - 22 = 24251 is a prime.
24255 is a lucky number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 24255.
It is not an unprimeable number, because it can be changed into a prime (24251) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2200 + ... + 2210.
It is an arithmetic number, because the mean of its divisors is an integer number (1482).
224255 is an apocalyptic number.
24255 is an abundant number, since it is smaller than the sum of its proper divisors (29097).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26676).
24255 is a wasteful number, since it uses less digits than its factorization.
24255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36 (or 26 counting only the distinct ones).
The product of its digits is 400, while the sum is 18.
The square root of 24255 is about 155.7401682290. The cubic root of 24255 is about 28.9467910571.
Adding to 24255 its reverse (55242), we get a palindrome (79497).
The spelling of 24255 in words is "twenty-four thousand, two hundred fifty-five".
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