242210165 has 16 divisors (see below), whose sum is σ = 300658176. Its totient is φ = 187190400.

The previous prime is 242210149. The next prime is 242210179. The reversal of 242210165 is 561012242.

It is a happy number.

It is not a de Polignac number, because 242210165 - 2⁴ = 242210149 is a prime.

It is a super-3 number, since 3×242210165³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242210165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15380 + ... + 26850.

It is an arithmetic number, because the mean of its divisors is an integer number (18791136).

Almost surely, 2^242210165 is an apocalyptic number.

It is an amenable number.

242210165 is a deficient number, since it is larger than the sum of its proper divisors (58448011).

242210165 is a wasteful number, since it uses less digits than its factorization.

242210165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11620.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 242210165 is about 15563.1026790933. The cubic root of 242210165 is about 623.3483130668.

The spelling of 242210165 in words is "two hundred forty-two million, two hundred ten thousand, one hundred sixty-five".