2708778252 has 12 divisors (see below), whose sum is σ = 6320482616. Its totient is φ = 902926080.

The previous prime is 2708778239. The next prime is 2708778269. The reversal of 2708778252 is 2528778072.

It is a tau number, because it is divible by the number of its divisors (12).

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, 112865749 + ... + 112865772.

Almost surely, 2^2708778252 is an apocalyptic number.

It is an amenable number.

2708778252 is an abundant number, since it is smaller than the sum of its proper divisors (3611704364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2708778252 is a wasteful number, since it uses less digits than its factorization.

2708778252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225731528 (or 225731526 counting only the distinct ones).

The product of its (nonzero) digits is 878080, while the sum is 48.

The square root of 2708778252 is about 52045.9244513920. The cubic root of 2708778252 is about 1393.9840930184.

The spelling of 2708778252 in words is "two billion, seven hundred eight million, seven hundred seventy-eight thousand, two hundred fifty-two".