242222065 has 16 divisors (see below), whose sum is σ = 310394880. Its totient is φ = 181056960.

The previous prime is 242222059. The next prime is 242222083. The reversal of 242222065 is 560222242.

It is a happy number.

It is not a de Polignac number, because 242222065 - 2¹⁷ = 242090993 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, 22449 + ... + 31438.

It is an arithmetic number, because the mean of its divisors is an integer number (19399680).

Almost surely, 2^242222065 is an apocalyptic number.

It is an amenable number.

242222065 is a deficient number, since it is larger than the sum of its proper divisors (68172815).

242222065 is a wasteful number, since it uses less digits than its factorization.

242222065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53952.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 242222065 is about 15563.4849889091. The cubic root of 242222065 is about 623.3585214513.

The spelling of 242222065 in words is "two hundred forty-two million, two hundred twenty-two thousand, sixty-five".