2871516 has 24 divisors (see below), whose sum is σ = 6732544. Its totient is φ = 952560.

The previous prime is 2871509. The next prime is 2871563. The reversal of 2871516 is 6151782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2811 + ... + 3693.

2^2871516 is an apocalyptic number.

It is an amenable number.

2871516 is an abundant number, since it is smaller than the sum of its proper divisors (3861028).

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

2871516 is a wasteful number, since it uses less digits than its factorization.

2871516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161 (or 1159 counting only the distinct ones).

The product of its digits is 3360, while the sum is 30.

The square root of 2871516 is about 1694.5548087920. The cubic root of 2871516 is about 142.1358879055.

The spelling of 2871516 in words is "two million, eight hundred seventy-one thousand, five hundred sixteen".