242666341 has 2 divisors, whose sum is σ = 242666342. Its totient is φ = 242666340.

The previous prime is 242666327. The next prime is 242666377. The reversal of 242666341 is 143666242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144240100 + 98426241 = 12010^2 + 9921^2 .

It is a cyclic number.

It is not a de Polignac number, because 242666341 - 2⁷ = 242666213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242666297 and 242666306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242666321) 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, 121333170 + 121333171.

It is an arithmetic number, because the mean of its divisors is an integer number (121333171).

Almost surely, 2^242666341 is an apocalyptic number.

It is an amenable number.

242666341 is a deficient number, since it is larger than the sum of its proper divisors (1).

242666341 is an equidigital number, since it uses as much as digits as its factorization.

242666341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 34.

The square root of 242666341 is about 15577.7514744587. The cubic root of 242666341 is about 623.7394034636.

Subtracting from 242666341 its reverse (143666242), we obtain a palindrome (99000099).

The spelling of 242666341 in words is "two hundred forty-two million, six hundred sixty-six thousand, three hundred forty-one".