242414399 has 2 divisors, whose sum is σ = 242414400. Its totient is φ = 242414398.

The previous prime is 242414371. The next prime is 242414401. The reversal of 242414399 is 993414242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242414399 - 2²⁰ = 241365823 is a prime.

Together with 242414401, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_13286675 and since 242414399 and 13286675 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242411399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121207199 + 121207200.

It is an arithmetic number, because the mean of its divisors is an integer number (121207200).

Almost surely, 2^242414399 is an apocalyptic number.

242414399 is a deficient number, since it is larger than the sum of its proper divisors (1).

242414399 is an equidigital number, since it uses as much as digits as its factorization.

242414399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The square root of 242414399 is about 15569.6627773372. The cubic root of 242414399 is about 623.5234683270.

It can be divided in two parts, 2424143 and 99, that added together give a palindrome (2424242).

The spelling of 242414399 in words is "two hundred forty-two million, four hundred fourteen thousand, three hundred ninety-nine".