242414231 has 2 divisors, whose sum is σ = 242414232. Its totient is φ = 242414230.

The previous prime is 242414191. The next prime is 242414243. The reversal of 242414231 is 132414242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242414231 is a prime.

It is a super-2 number, since 2×242414231² = 117529318782642722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 242414197 and 242414206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242414251) 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, 121207115 + 121207116.

It is an arithmetic number, because the mean of its divisors is an integer number (121207116).

Almost surely, 2^242414231 is an apocalyptic number.

242414231 is a deficient number, since it is larger than the sum of its proper divisors (1).

242414231 is an equidigital number, since it uses as much as digits as its factorization.

242414231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 23.

The square root of 242414231 is about 15569.6573822291. The cubic root of 242414231 is about 623.5233242872.

Adding to 242414231 its reverse (132414242), we get a palindrome (374828473).

The spelling of 242414231 in words is "two hundred forty-two million, four hundred fourteen thousand, two hundred thirty-one".