242234407 has 2 divisors, whose sum is σ = 242234408. Its totient is φ = 242234406.

The previous prime is 242234389. The next prime is 242234431. The reversal of 242234407 is 704432242.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242234407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242234497) 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, 121117203 + 121117204.

It is an arithmetic number, because the mean of its divisors is an integer number (121117204).

Almost surely, 2^242234407 is an apocalyptic number.

242234407 is a deficient number, since it is larger than the sum of its proper divisors (1).

242234407 is an equidigital number, since it uses as much as digits as its factorization.

242234407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 28.

The square root of 242234407 is about 15563.8814888832. The cubic root of 242234407 is about 623.3691086511.

Adding to 242234407 its reverse (704432242), we get a palindrome (946666649).

The spelling of 242234407 in words is "two hundred forty-two million, two hundred thirty-four thousand, four hundred seven".