2686016 has 14 divisors (see below), whose sum is σ = 5330190. Its totient is φ = 1342976.

The previous prime is 2686007. The next prime is 2686037. The reversal of 2686016 is 6106862.

It can be written as a sum of positive squares in only one way, i.e., 2190400 + 495616 = 1480^2 + 704^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2686016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20921 + ... + 21048.

2^2686016 is an apocalyptic number.

It is an amenable number.

2686016 is a deficient number, since it is larger than the sum of its proper divisors (2644174).

2686016 is an equidigital number, since it uses as much as digits as its factorization.

2686016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41981 (or 41971 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2686016 is about 1638.9069528195. The cubic root of 2686016 is about 139.0068488594.

The spelling of 2686016 in words is "two million, six hundred eighty-six thousand, sixteen".