242326237 has 2 divisors, whose sum is σ = 242326238. Its totient is φ = 242326236.

The previous prime is 242326213. The next prime is 242326241. The reversal of 242326237 is 732623242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174609796 + 67716441 = 13214^2 + 8229^2 .

It is a cyclic number.

It is not a de Polignac number, because 242326237 - 2¹⁹ = 241801949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242326199 and 242326208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242326267) 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, 121163118 + 121163119.

It is an arithmetic number, because the mean of its divisors is an integer number (121163119).

Almost surely, 2^242326237 is an apocalyptic number.

It is an amenable number.

242326237 is a deficient number, since it is larger than the sum of its proper divisors (1).

242326237 is an equidigital number, since it uses as much as digits as its factorization.

242326237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 31.

The square root of 242326237 is about 15566.8313089081. The cubic root of 242326237 is about 623.4478708630.

Adding to 242326237 its reverse (732623242), we get a palindrome (974949479).

The spelling of 242326237 in words is "two hundred forty-two million, three hundred twenty-six thousand, two hundred thirty-seven".