242271117 has 24 divisors (see below), whose sum is σ = 386605440. Its totient is φ = 144967680.

The previous prime is 242271067. The next prime is 242271119. The reversal of 242271117 is 711172242.

It is a happy number.

242271117 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 242271117 - 2⁶ = 242271053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242271119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7668 + ... + 23309.

It is an arithmetic number, because the mean of its divisors is an integer number (16108560).

Almost surely, 2^242271117 is an apocalyptic number.

It is an amenable number.

242271117 is a deficient number, since it is larger than the sum of its proper divisors (144334323).

242271117 is a wasteful number, since it uses less digits than its factorization.

242271117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31073 (or 31070 counting only the distinct ones).

The product of its digits is 1568, while the sum is 27.

The square root of 242271117 is about 15565.0607772665. The cubic root of 242271117 is about 623.4005970544.

The spelling of 242271117 in words is "two hundred forty-two million, two hundred seventy-one thousand, one hundred seventeen".