2772854272 has 80 divisors (see below), whose sum is σ = 5859874944. Its totient is φ = 1308672000.

The previous prime is 2772854267. The next prime is 2772854291. The reversal of 2772854272 is 2724582772.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648622 + ... + 652882.

Almost surely, 2^2772854272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2772854272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2929937472).

2772854272 is an abundant number, since it is smaller than the sum of its proper divisors (3087020672).

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

2772854272 is an equidigital number, since it uses as much as digits as its factorization.

2772854272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4351 (or 4335 counting only the distinct ones).

The product of its digits is 878080, while the sum is 46.

The square root of 2772854272 is about 52657.8984768667. The cubic root of 2772854272 is about 1404.8900885385.

The spelling of 2772854272 in words is "two billion, seven hundred seventy-two million, eight hundred fifty-four thousand, two hundred seventy-two".