2688116 has 6 divisors (see below), whose sum is σ = 4704210. Its totient is φ = 1344056.

The previous prime is 2688073. The next prime is 2688137. The reversal of 2688116 is 6118862.

It can be written as a sum of positive squares in only one way, i.e., 2131600 + 556516 = 1460^2 + 746^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336011 + ... + 336018.

It is an arithmetic number, because the mean of its divisors is an integer number (784035).

2^2688116 is an apocalyptic number.

It is an amenable number.

2688116 is a deficient number, since it is larger than the sum of its proper divisors (2016094).

2688116 is a wasteful number, since it uses less digits than its factorization.

2688116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672033 (or 672031 counting only the distinct ones).

The product of its digits is 4608, while the sum is 32.

The square root of 2688116 is about 1639.5474985495. The cubic root of 2688116 is about 139.0430658614.

The spelling of 2688116 in words is "two million, six hundred eighty-eight thousand, one hundred sixteen".