2943423238 has 24 divisors (see below), whose sum is σ = 5200999200. Its totient is φ = 1245495888.

The previous prime is 2943423227. The next prime is 2943423271. The reversal of 2943423238 is 8323243492.

It is a self number, because there is not a number n which added to its sum of digits gives 2943423238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182353 + ... + 197836.

It is an arithmetic number, because the mean of its divisors is an integer number (216708300).

Almost surely, 2^2943423238 is an apocalyptic number.

2943423238 is a deficient number, since it is larger than the sum of its proper divisors (2257575962).

2943423238 is a wasteful number, since it uses less digits than its factorization.

2943423238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380284 (or 380277 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The square root of 2943423238 is about 54253.3246723185. The cubic root of 2943423238 is about 1433.1255478255.

The spelling of 2943423238 in words is "two billion, nine hundred forty-three million, four hundred twenty-three thousand, two hundred thirty-eight".