24256 has 14 divisors (see below), whose sum is σ = 48260. Its totient is φ = 12096.

The previous prime is 24251. The next prime is 24281. The reversal of 24256 is 65242.

It is not an unprimeable number, because it can be changed into a prime (24251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126 + ... + 253.

2²⁴²⁵⁶ is an apocalyptic number.

24256 is the 99-th centered pentagonal number.

It is an amenable number.

24256 is a deficient number, since it is larger than the sum of its proper divisors (24004).

24256 is an equidigital number, since it uses as much as digits as its factorization.

24256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 381 counting only the distinct ones).

The product of its digits is 480, while the sum is 19.

The square root of 24256 is about 155.7433786715. The cubic root of 24256 is about 28.9471888636.

Adding to 24256 its reverse (65242), we get a palindrome (89498).

The spelling of 24256 in words is "twenty-four thousand, two hundred fifty-six".