24420243 has 16 divisors (see below), whose sum is σ = 33223680. Its totient is φ = 15951936.

The previous prime is 24420239. The next prime is 24420269. The reversal of 24420243 is 34202442.

It is not a de Polignac number, because 24420243 - 2² = 24420239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (24420203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39271 + ... + 39887.

It is an arithmetic number, because the mean of its divisors is an integer number (2076480).

Almost surely, 2^24420243 is an apocalyptic number.

24420243 is a deficient number, since it is larger than the sum of its proper divisors (8803437).

24420243 is a wasteful number, since it uses less digits than its factorization.

24420243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 24420243 is about 4941.6842270627. The cubic root of 24420243 is about 290.1237798987.

Adding to 24420243 its reverse (34202442), we get a palindrome (58622685).

The spelling of 24420243 in words is "twenty-four million, four hundred twenty thousand, two hundred forty-three".