2688484 has 12 divisors (see below), whose sum is σ = 4719484. Its totient is φ = 1340064.

The previous prime is 2688479. The next prime is 2688487. The reversal of 2688484 is 4848862.

It can be written as a sum of positive squares in 2 ways, for example, as 1416100 + 1272384 = 1190^2 + 1128^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2688487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742 + ... + 2434.

2^2688484 is an apocalyptic number.

It is an amenable number.

2688484 is a deficient number, since it is larger than the sum of its proper divisors (2031000).

2688484 is a wasteful number, since it uses less digits than its factorization.

2688484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094 (or 2092 counting only the distinct ones).

The product of its digits is 98304, while the sum is 40.

The square root of 2688484 is about 1639.6597207958. The cubic root of 2688484 is about 139.0494105173.

The spelling of 2688484 in words is "two million, six hundred eighty-eight thousand, four hundred eighty-four".