2871628208 has 20 divisors (see below), whose sum is σ = 5743257408. Its totient is φ = 1389497280.

The previous prime is 2871628187. The next prime is 2871628261. The reversal of 2871628208 is 8028261782.

2871628208 is an admirable 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, 2894291 + ... + 2895282.

Almost surely, 2^2871628208 is an apocalyptic number.

It is an amenable number.

2871628208 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2871628208 is a wasteful number, since it uses less digits than its factorization.

2871628208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5789612 (or 5789606 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 44.

The square root of 2871628208 is about 53587.5751270759. The cubic root of 2871628208 is about 1421.3773925925.

The spelling of 2871628208 in words is "two billion, eight hundred seventy-one million, six hundred twenty-eight thousand, two hundred eight".