2782725706 has 4 divisors (see below), whose sum is σ = 4174088562. Its totient is φ = 1391362852.

The previous prime is 2782725689. The next prime is 2782725707. The reversal of 2782725706 is 6075272872.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1676165481 + 1106560225 = 40941^2 + 33265^2 .

It is not an unprimeable number, because it can be changed into a prime (2782725707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695681425 + ... + 695681428.

Almost surely, 2^2782725706 is an apocalyptic number.

2782725706 is a deficient number, since it is larger than the sum of its proper divisors (1391362856).

2782725706 is a wasteful number, since it uses less digits than its factorization.

2782725706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391362855.

The product of its (nonzero) digits is 658560, while the sum is 46.

The square root of 2782725706 is about 52751.5469536202. The cubic root of 2782725706 is about 1406.5552626098. Note that the first 3 decimals are identical.

The spelling of 2782725706 in words is "two billion, seven hundred eighty-two million, seven hundred twenty-five thousand, seven hundred six".