2772245530 has 8 divisors (see below), whose sum is σ = 4990041972. Its totient is φ = 1108898208.

The previous prime is 2772245527. The next prime is 2772245549. The reversal of 2772245530 is 355422772.

It can be written as a sum of positive squares in 2 ways, for example, as 2771917201 + 328329 = 52649^2 + 573^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2772245530.

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, 138612267 + ... + 138612286.

Almost surely, 2^2772245530 is an apocalyptic number.

2772245530 is a deficient number, since it is larger than the sum of its proper divisors (2217796442).

2772245530 is a wasteful number, since it uses less digits than its factorization.

2772245530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277224560.

The product of its (nonzero) digits is 117600, while the sum is 37.

The square root of 2772245530 is about 52652.1180010833. The cubic root of 2772245530 is about 1404.7872729185.

The spelling of 2772245530 in words is "two billion, seven hundred seventy-two million, two hundred forty-five thousand, five hundred thirty".