2772856322 has 8 divisors (see below), whose sum is σ = 4260730572. Its totient is φ = 1352612800.

The previous prime is 2772856319. The next prime is 2772856327. The reversal of 2772856322 is 2236582772.

It can be written as a sum of positive squares in 2 ways, for example, as 2719726801 + 53129521 = 52151^2 + 7289^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2772856327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16907579 + ... + 16907742.

Almost surely, 2^2772856322 is an apocalyptic number.

2772856322 is a deficient number, since it is larger than the sum of its proper divisors (1487874250).

2772856322 is a wasteful number, since it uses less digits than its factorization.

2772856322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33815364.

The product of its digits is 564480, while the sum is 44.

The square root of 2772856322 is about 52657.9179421291. The cubic root of 2772856322 is about 1404.8904347551.

The spelling of 2772856322 in words is "two billion, seven hundred seventy-two million, eight hundred fifty-six thousand, three hundred twenty-two".