2943942939 has 12 divisors (see below), whose sum is σ = 4859842416. Its totient is φ = 1682253072.

The previous prime is 2943942923. The next prime is 2943942977. The reversal of 2943942939 is 9392493492.

2943942939 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2943942939 - 2⁴ = 2943942923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2943942439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23364564 + ... + 23364689.

It is an arithmetic number, because the mean of its divisors is an integer number (404986868).

Almost surely, 2^2943942939 is an apocalyptic number.

2943942939 is a deficient number, since it is larger than the sum of its proper divisors (1915899477).

2943942939 is a wasteful number, since it uses less digits than its factorization.

2943942939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46729266 (or 46729263 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 54.

The square root of 2943942939 is about 54258.1140383630. The cubic root of 2943942939 is about 1433.2098887318.

The spelling of 2943942939 in words is "two billion, nine hundred forty-three million, nine hundred forty-two thousand, nine hundred thirty-nine".