2680648 has 8 divisors (see below), whose sum is σ = 5026230. Its totient is φ = 1340320.

The previous prime is 2680631. The next prime is 2680661. The reversal of 2680648 is 8460862.

It can be written as a sum of positive squares in only one way, i.e., 2566404 + 114244 = 1602^2 + 338^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167533 + ... + 167548.

2^2680648 is an apocalyptic number.

It is an amenable number.

2680648 is a deficient number, since it is larger than the sum of its proper divisors (2345582).

2680648 is a wasteful number, since it uses less digits than its factorization.

2680648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335087 (or 335083 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 2680648 is about 1637.2684569123. The cubic root of 2680648 is about 138.9141854249.

The spelling of 2680648 in words is "two million, six hundred eighty thousand, six hundred forty-eight".