242404441 has 2 divisors, whose sum is σ = 242404442. Its totient is φ = 242404440.

The previous prime is 242404439. The next prime is 242404453. The reversal of 242404441 is 144404242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201072400 + 41332041 = 14180^2 + 6429^2 .

It is a cyclic number.

It is not a de Polignac number, because 242404441 - 2¹ = 242404439 is a prime.

Together with 242404439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (242404471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121202220 + 121202221.

It is an arithmetic number, because the mean of its divisors is an integer number (121202221).

Almost surely, 2^242404441 is an apocalyptic number.

It is an amenable number.

242404441 is a deficient number, since it is larger than the sum of its proper divisors (1).

242404441 is an equidigital number, since it uses as much as digits as its factorization.

242404441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 242404441 is about 15569.3429854956. The cubic root of 242404441 is about 623.5149304242.

Adding to 242404441 its reverse (144404242), we get a palindrome (386808683).

The spelling of 242404441 in words is "two hundred forty-two million, four hundred four thousand, four hundred forty-one".