2142398318 has 8 divisors (see below), whose sum is σ = 3214391520. Its totient is φ = 1070934480.

The previous prime is 2142398317. The next prime is 2142398329. The reversal of 2142398318 is 8138932412.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142398311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122063 + ... + 138506.

It is an arithmetic number, because the mean of its divisors is an integer number (401798940).

Almost surely, 2^2142398318 is an apocalyptic number.

2142398318 is a deficient number, since it is larger than the sum of its proper divisors (1071993202).

2142398318 is a wasteful number, since it uses less digits than its factorization.

2142398318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264682.

The product of its digits is 82944, while the sum is 41.

The square root of 2142398318 is about 46286.0488484381. The cubic root of 2142398318 is about 1289.1399667814.

The spelling of 2142398318 in words is "two billion, one hundred forty-two million, three hundred ninety-eight thousand, three hundred eighteen".