2772840885 has 16 divisors (see below), whose sum is σ = 4451004096. Its totient is φ = 1474028928.

The previous prime is 2772840883. The next prime is 2772840893. The reversal of 2772840885 is 5880482772.

It is not a de Polignac number, because 2772840885 - 2¹ = 2772840883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772840881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296464 + ... + 305673.

It is an arithmetic number, because the mean of its divisors is an integer number (278187756).

Almost surely, 2^2772840885 is an apocalyptic number.

It is an amenable number.

2772840885 is a deficient number, since it is larger than the sum of its proper divisors (1678163211).

2772840885 is a wasteful number, since it uses less digits than its factorization.

2772840885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602452.

The product of its (nonzero) digits is 2007040, while the sum is 51.

The square root of 2772840885 is about 52657.7713637788. The cubic root of 2772840885 is about 1404.8878276559.

The spelling of 2772840885 in words is "two billion, seven hundred seventy-two million, eight hundred forty thousand, eight hundred eighty-five".