24228563 has 4 divisors (see below), whose sum is σ = 24478440. Its totient is φ = 23978688.

The previous prime is 24228557. The next prime is 24228569. The reversal of 24228563 is 36582242.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (24228557) and next prime (24228569).

It is a cyclic number.

It is not a de Polignac number, because 24228563 - 2¹⁸ = 23966419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (24228569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124793 + ... + 124986.

It is an arithmetic number, because the mean of its divisors is an integer number (6119610).

Almost surely, 2^24228563 is an apocalyptic number.

24228563 is a deficient number, since it is larger than the sum of its proper divisors (249877).

24228563 is an equidigital number, since it uses as much as digits as its factorization.

24228563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249876.

The product of its digits is 23040, while the sum is 32.

The square root of 24228563 is about 4922.2518220831. The cubic root of 24228563 is about 289.3627027756.

The spelling of 24228563 in words is "twenty-four million, two hundred twenty-eight thousand, five hundred sixty-three".