2516871 has 8 divisors (see below), whose sum is σ = 3835264. Its totient is φ = 1438200.

The previous prime is 2516869. The next prime is 2516887. The reversal of 2516871 is 1786152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2516871 - 2¹ = 2516869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59905 + ... + 59946.

It is an arithmetic number, because the mean of its divisors is an integer number (479408).

2^2516871 is an apocalyptic number.

2516871 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2516871 is a deficient number, since it is larger than the sum of its proper divisors (1318393).

2516871 is a wasteful number, since it uses less digits than its factorization.

2516871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119861.

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

The square root of 2516871 is about 1586.4649381565. The cubic root of 2516871 is about 136.0254962291.

The spelling of 2516871 in words is "two million, five hundred sixteen thousand, eight hundred seventy-one".