24216242 has 8 divisors (see below), whose sum is σ = 36393132. Its totient is φ = 12085200.

The previous prime is 24216223. The next prime is 24216253. The reversal of 24216242 is 24261242.

It is a Cunningham number, because it is equal to 4921²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 24216241 + 1 = 4921^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10109 + ... + 12272.

Almost surely, 2^24216242 is an apocalyptic number.

24216242 is a deficient number, since it is larger than the sum of its proper divisors (12176890).

24216242 is a wasteful number, since it uses less digits than its factorization.

24216242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22924.

The product of its digits is 1536, while the sum is 23.

The square root of 24216242 is about 4921.0001016054. Note that the first 3 decimals coincide. The cubic root of 24216242 is about 289.3136443925.

Adding to 24216242 its reverse (24261242), we get a palindrome (48477484).

The spelling of 24216242 in words is "twenty-four million, two hundred sixteen thousand, two hundred forty-two".