2142242266 has 8 divisors (see below), whose sum is σ = 3232605600. Its totient is φ = 1064707068.

The previous prime is 2142242239. The next prime is 2142242279. The reversal of 2142242266 is 6622422412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3206616 + ... + 3207283.

It is an arithmetic number, because the mean of its divisors is an integer number (404075700).

Almost surely, 2^2142242266 is an apocalyptic number.

2142242266 is a deficient number, since it is larger than the sum of its proper divisors (1090363334).

2142242266 is a wasteful number, since it uses less digits than its factorization.

2142242266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6414068.

The product of its digits is 18432, while the sum is 31.

The square root of 2142242266 is about 46284.3630830111. The cubic root of 2142242266 is about 1289.1086657619.

Adding to 2142242266 its reverse (6622422412), we get a palindrome (8764664678).

The spelling of 2142242266 in words is "two billion, one hundred forty-two million, two hundred forty-two thousand, two hundred sixty-six".