2708686906 has 8 divisors (see below), whose sum is σ = 4111982784. Its totient is φ = 1338025980.

The previous prime is 2708686867. The next prime is 2708686919. The reversal of 2708686906 is 6096868072.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 8158530 + ... + 8158861.

It is an arithmetic number, because the mean of its divisors is an integer number (513997848).

Almost surely, 2^2708686906 is an apocalyptic number.

2708686906 is a deficient number, since it is larger than the sum of its proper divisors (1403295878).

2708686906 is a wasteful number, since it uses less digits than its factorization.

2708686906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16317476.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 2708686906 is about 52045.0468920915. The cubic root of 2708686906 is about 1393.9684234322.

The spelling of 2708686906 in words is "two billion, seven hundred eight million, six hundred eighty-six thousand, nine hundred six".