242306655 has 8 divisors (see below), whose sum is σ = 387690672. Its totient is φ = 129230208.

The previous prime is 242306653. The next prime is 242306657. The reversal of 242306655 is 556603242.

It is an interprime number because it is at equal distance from previous prime (242306653) and next prime (242306657).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 242306655 - 2¹ = 242306653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242306653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8076874 + ... + 8076903.

It is an arithmetic number, because the mean of its divisors is an integer number (48461334).

Almost surely, 2^242306655 is an apocalyptic number.

242306655 is a deficient number, since it is larger than the sum of its proper divisors (145384017).

242306655 is a wasteful number, since it uses less digits than its factorization.

242306655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16153785.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 242306655 is about 15566.2023306907. The cubic root of 242306655 is about 623.4310771318.

Adding to 242306655 its reverse (556603242), we get a palindrome (798909897).

The spelling of 242306655 in words is "two hundred forty-two million, three hundred six thousand, six hundred fifty-five".