2143423214 has 8 divisors (see below), whose sum is σ = 3215341440. Its totient is φ = 1071642736.

The previous prime is 2143423171. The next prime is 2143423309. The reversal of 2143423214 is 4123243412.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24947 + ... + 70065.

It is an arithmetic number, because the mean of its divisors is an integer number (401917680).

Almost surely, 2^2143423214 is an apocalyptic number.

2143423214 is a deficient number, since it is larger than the sum of its proper divisors (1071918226).

2143423214 is a wasteful number, since it uses less digits than its factorization.

2143423214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68874.

The product of its digits is 4608, while the sum is 26.

The square root of 2143423214 is about 46297.1188520409. The cubic root of 2143423214 is about 1289.3455033761.

Adding to 2143423214 its reverse (4123243412), we get a palindrome (6266666626).

The spelling of 2143423214 in words is "two billion, one hundred forty-three million, four hundred twenty-three thousand, two hundred fourteen".