242766115 has 16 divisors (see below), whose sum is σ = 301259520. Its totient is φ = 187608960.

The previous prime is 242766079. The next prime is 242766143. The reversal of 242766115 is 511667242.

It is not a de Polignac number, because 242766115 - 2²¹ = 240668963 is a prime.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 116301 + ... + 118369.

It is an arithmetic number, because the mean of its divisors is an integer number (18828720).

Almost surely, 2^242766115 is an apocalyptic number.

242766115 is a deficient number, since it is larger than the sum of its proper divisors (58493405).

242766115 is a wasteful number, since it uses less digits than its factorization.

242766115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2862.

The product of its digits is 20160, while the sum is 34.

The square root of 242766115 is about 15580.9535972610. The cubic root of 242766115 is about 623.8248767212.

The spelling of 242766115 in words is "two hundred forty-two million, seven hundred sixty-six thousand, one hundred fifteen".