242616859 has 2 divisors, whose sum is σ = 242616860. Its totient is φ = 242616858.

The previous prime is 242616841. The next prime is 242616883. The reversal of 242616859 is 958616242.

242616859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242616859 - 2¹¹ = 242614811 is a prime.

It is a super-3 number, since 3×242616859³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (242616889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121308429 + 121308430.

It is an arithmetic number, because the mean of its divisors is an integer number (121308430).

Almost surely, 2^242616859 is an apocalyptic number.

242616859 is a deficient number, since it is larger than the sum of its proper divisors (1).

242616859 is an equidigital number, since it uses as much as digits as its factorization.

242616859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 242616859 is about 15576.1631668393. The cubic root of 242616859 is about 623.6970050946.

The spelling of 242616859 in words is "two hundred forty-two million, six hundred sixteen thousand, eight hundred fifty-nine".