242616419 has 2 divisors, whose sum is σ = 242616420. Its totient is φ = 242616418.

The previous prime is 242616359. The next prime is 242616427. The reversal of 242616419 is 914616242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242616419 is a prime.

It is a super-2 number, since 2×242616419² = 117725453536767122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (242616499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121308209 + 121308210.

It is an arithmetic number, because the mean of its divisors is an integer number (121308210).

Almost surely, 2^242616419 is an apocalyptic number.

242616419 is a deficient number, since it is larger than the sum of its proper divisors (1).

242616419 is an equidigital number, since it uses as much as digits as its factorization.

242616419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 242616419 is about 15576.1490426870. The cubic root of 242616419 is about 623.6966280573.

The spelling of 242616419 in words is "two hundred forty-two million, six hundred sixteen thousand, four hundred nineteen".