2938429791 has 40 divisors (see below), whose sum is σ = 4996785024. Its totient is φ = 1703425680.

The previous prime is 2938429789. The next prime is 2938429807. The reversal of 2938429791 is 1979248392.

It is not a de Polignac number, because 2938429791 - 2¹ = 2938429789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2938429721) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 51201 + ... + 92186.

Almost surely, 2^2938429791 is an apocalyptic number.

2938429791 is a deficient number, since it is larger than the sum of its proper divisors (2058355233).

2938429791 is a wasteful number, since it uses less digits than its factorization.

2938429791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143433 (or 143424 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 2938429791 is about 54207.2854051925. The cubic root of 2938429791 is about 1432.3146680549.

The spelling of 2938429791 in words is "two billion, nine hundred thirty-eight million, four hundred twenty-nine thousand, seven hundred ninety-one".