2688316 has 6 divisors (see below), whose sum is σ = 4704560. Its totient is φ = 1344156.

The previous prime is 2688313. The next prime is 2688337. The reversal of 2688316 is 6138862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2688313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336036 + ... + 336043.

2^2688316 is an apocalyptic number.

It is an amenable number.

2688316 is a deficient number, since it is larger than the sum of its proper divisors (2016244).

2688316 is a wasteful number, since it uses less digits than its factorization.

2688316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672083 (or 672081 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 2688316 is about 1639.6084898536. The cubic root of 2688316 is about 139.0465141158.

It can be divided in two parts, 26883 and 16, that multiplied together give a triangular number (430128 = T₉₂₇).

The spelling of 2688316 in words is "two million, six hundred eighty-eight thousand, three hundred sixteen".