2773280948 has 12 divisors (see below), whose sum is σ = 4855086852. Its totient is φ = 1386113280.

The previous prime is 2773280929. The next prime is 2773280957. The reversal of 2773280948 is 8490823772.

It can be written as a sum of positive squares in 2 ways, for example, as 2406098704 + 367182244 = 49052^2 + 19162^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2773280896 and 2773280905.

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, 119843 + ... + 141098.

It is an arithmetic number, because the mean of its divisors is an integer number (404590571).

Almost surely, 2^2773280948 is an apocalyptic number.

It is an amenable number.

2773280948 is a deficient number, since it is larger than the sum of its proper divisors (2081805904).

2773280948 is a wasteful number, since it uses less digits than its factorization.

2773280948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263602 (or 263600 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 50.

The square root of 2773280948 is about 52661.9497170395. The cubic root of 2773280948 is about 1404.9621445118.

The spelling of 2773280948 in words is "two billion, seven hundred seventy-three million, two hundred eighty thousand, nine hundred forty-eight".