24542429 has 2 divisors, whose sum is σ = 24542430. Its totient is φ = 24542428.

The previous prime is 24542417. The next prime is 24542431. The reversal of 24542429 is 92424542.

24542429 is nontrivially palindromic in base 2.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12996025 + 11546404 = 3605^2 + 3398^2 .

It is a cyclic number.

It is not a de Polignac number, because 24542429 - 2¹² = 24538333 is a prime.

Together with 24542431, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 24542395 and 24542404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24547429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12271214 + 12271215.

It is an arithmetic number, because the mean of its divisors is an integer number (12271215).

Almost surely, 2^24542429 is an apocalyptic number.

It is an amenable number.

24542429 is a deficient number, since it is larger than the sum of its proper divisors (1).

24542429 is an equidigital number, since it uses as much as digits as its factorization.

24542429 is an odious number, because the sum of its binary digits is odd.

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

The square root of 24542429 is about 4954.0315905331. The cubic root of 24542429 is about 290.6068505103.

The spelling of 24542429 in words is "twenty-four million, five hundred forty-two thousand, four hundred twenty-nine".