242417663 has 2 divisors, whose sum is σ = 242417664. Its totient is φ = 242417662.

The previous prime is 242417639. The next prime is 242417711. The reversal of 242417663 is 366714242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242417663 - 2⁸ = 242417407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242417633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121208831 + 121208832.

It is an arithmetic number, because the mean of its divisors is an integer number (121208832).

Almost surely, 2^242417663 is an apocalyptic number.

242417663 is a deficient number, since it is larger than the sum of its proper divisors (1).

242417663 is an equidigital number, since it uses as much as digits as its factorization.

242417663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 35.

The square root of 242417663 is about 15569.7675962103. The cubic root of 242417663 is about 623.5262668014.

The spelling of 242417663 in words is "two hundred forty-two million, four hundred seventeen thousand, six hundred sixty-three".