242208679 has 2 divisors, whose sum is σ = 242208680. Its totient is φ = 242208678.

The previous prime is 242208677. The next prime is 242208683. The reversal of 242208679 is 976802242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242208679 - 2¹ = 242208677 is a prime.

Together with 242208677, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242208677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121104339 + 121104340.

It is an arithmetic number, because the mean of its divisors is an integer number (121104340).

Almost surely, 2^242208679 is an apocalyptic number.

242208679 is a deficient number, since it is larger than the sum of its proper divisors (1).

242208679 is an equidigital number, since it uses as much as digits as its factorization.

242208679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 242208679 is about 15563.0549378970. The cubic root of 242208679 is about 623.3470382821.

The spelling of 242208679 in words is "two hundred forty-two million, two hundred eight thousand, six hundred seventy-nine".