2708920406 has 8 divisors (see below), whose sum is σ = 4064342184. Its totient is φ = 1354139680.

The previous prime is 2708920303. The next prime is 2708920441. The reversal of 2708920406 is 6040298072.

2708920406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2708920406.

It is a congruent number.

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, 149555 + ... + 166686.

It is an arithmetic number, because the mean of its divisors is an integer number (508042773).

Almost surely, 2^2708920406 is an apocalyptic number.

2708920406 is a deficient number, since it is larger than the sum of its proper divisors (1355421778).

2708920406 is a wasteful number, since it uses less digits than its factorization.

2708920406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320526.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 2708920406 is about 52047.2900927608. The cubic root of 2708920406 is about 1394.0084775600.

The spelling of 2708920406 in words is "two billion, seven hundred eight million, nine hundred twenty thousand, four hundred six".