2681608 has 16 divisors (see below), whose sum is σ = 5104080. Its totient is φ = 1320528.

The previous prime is 2681579. The next prime is 2681611. The reversal of 2681608 is 8061862.

It is a self number, because there is not a number n which added to its sum of digits gives 2681608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1966 + ... + 3037.

It is an arithmetic number, because the mean of its divisors is an integer number (319005).

2^2681608 is an apocalyptic number.

It is an amenable number.

2681608 is a deficient number, since it is larger than the sum of its proper divisors (2422472).

2681608 is a wasteful number, since it uses less digits than its factorization.

2681608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5076 (or 5072 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2681608 is about 1637.5616018947. The cubic root of 2681608 is about 138.9307662046.

The spelling of 2681608 in words is "two million, six hundred eighty-one thousand, six hundred eight".