2871994106 has 16 divisors (see below), whose sum is σ = 4337989128. Its totient is φ = 1426017600.

The previous prime is 2871994049. The next prime is 2871994141. The reversal of 2871994106 is 6014991782.

It can be written as a sum of positive squares in 4 ways, for example, as 2870280625 + 1713481 = 53575^2 + 1309^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321176 + ... + 329996.

Almost surely, 2^2871994106 is an apocalyptic number.

2871994106 is a deficient number, since it is larger than the sum of its proper divisors (1465995022).

2871994106 is a wasteful number, since it uses less digits than its factorization.

2871994106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9937.

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 2871994106 is about 53590.9890373372. The cubic root of 2871994106 is about 1421.4377598615.

The spelling of 2871994106 in words is "two billion, eight hundred seventy-one million, nine hundred ninety-four thousand, one hundred six".