2716865 has 16 divisors (see below), whose sum is σ = 3462480. Its totient is φ = 2042880.

The previous prime is 2716853. The next prime is 2716907. The reversal of 2716865 is 5686172.

It can be written as a sum of positive squares in 8 ways, for example, as 50176 + 2666689 = 224^2 + 1633^2 .

It is not a de Polignac number, because 2716865 - 2⁴ = 2716849 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5717 + ... + 6173.

It is an arithmetic number, because the mean of its divisors is an integer number (216405).

2^2716865 is an apocalyptic number.

It is an amenable number.

2716865 is a deficient number, since it is larger than the sum of its proper divisors (745615).

2716865 is a wasteful number, since it uses less digits than its factorization.

2716865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532.

The product of its digits is 20160, while the sum is 35.

The square root of 2716865 is about 1648.2915397465. The cubic root of 2716865 is about 139.5369908284.

The spelling of 2716865 in words is "two million, seven hundred sixteen thousand, eight hundred sixty-five".