24243229 has 2 divisors, whose sum is σ = 24243230. Its totient is φ = 24243228.

The previous prime is 24243199. The next prime is 24243239. The reversal of 24243229 is 92234242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18507204 + 5736025 = 4302^2 + 2395^2 .

It is a cyclic number.

It is not a de Polignac number, because 24243229 - 2⁹ = 24242717 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 24243197 and 24243206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24243239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12121614 + 12121615.

It is an arithmetic number, because the mean of its divisors is an integer number (12121615).

Almost surely, 2^24243229 is an apocalyptic number.

It is an amenable number.

24243229 is a deficient number, since it is larger than the sum of its proper divisors (1).

24243229 is an equidigital number, since it uses as much as digits as its factorization.

24243229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 28.

The square root of 24243229 is about 4923.7413620132. The cubic root of 24243229 is about 289.4210765417.

It can be divided in two parts, 24 and 243229, that added together give a triangular number (243253 = T₆₉₇).

The spelling of 24243229 in words is "twenty-four million, two hundred forty-three thousand, two hundred twenty-nine".