242566159 has 6 divisors (see below), whose sum is σ = 266622440. Its totient is φ = 220514580.

The previous prime is 242566157. The next prime is 242566171. The reversal of 242566159 is 951665242.

242566159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 242566159 - 2¹ = 242566157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242566157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1002219 + ... + 1002460.

Almost surely, 2^242566159 is an apocalyptic number.

242566159 is a deficient number, since it is larger than the sum of its proper divisors (24056281).

242566159 is a wasteful number, since it uses less digits than its factorization.

242566159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004701 (or 2004690 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The square root of 242566159 is about 15574.5355950025. The cubic root of 242566159 is about 623.6535571094.

The spelling of 242566159 in words is "two hundred forty-two million, five hundred sixty-six thousand, one hundred fifty-nine".