24340643 has 2 divisors, whose sum is σ = 24340644. Its totient is φ = 24340642.

The previous prime is 24340633. The next prime is 24340669. The reversal of 24340643 is 34604342.

It is an a-pointer prime, because the next prime (24340669) can be obtained adding 24340643 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 24340643 - 2¹² = 24336547 is a prime.

It is not a weakly prime, because it can be changed into another prime (24340633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12170321 + 12170322.

It is an arithmetic number, because the mean of its divisors is an integer number (12170322).

Almost surely, 2^24340643 is an apocalyptic number.

24340643 is a deficient number, since it is larger than the sum of its proper divisors (1).

24340643 is an equidigital number, since it uses as much as digits as its factorization.

24340643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 24340643 is about 4933.6237189311. The cubic root of 24340643 is about 289.8082085018.

Adding to 24340643 its reverse (34604342), we get a palindrome (58944985).

The spelling of 24340643 in words is "twenty-four million, three hundred forty thousand, six hundred forty-three".