2727772730 has 16 divisors (see below), whose sum is σ = 5002633224. Its totient is φ = 1070521920.

The previous prime is 2727772727. The next prime is 2727772769. The reversal of 2727772730 is 372777272.

It can be written as a sum of positive squares in 4 ways, for example, as 2426646121 + 301126609 = 49261^2 + 17353^2 .

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2572841 + ... + 2573900.

Almost surely, 2^2727772730 is an apocalyptic number.

2727772730 is a deficient number, since it is larger than the sum of its proper divisors (2274860494).

2727772730 is a wasteful number, since it uses less digits than its factorization.

2727772730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146801.

The product of its (nonzero) digits is 403368, while the sum is 44.

The square root of 2727772730 is about 52228.0837289671. The cubic root of 2727772730 is about 1397.2348021434.

The spelling of 2727772730 in words is "two billion, seven hundred twenty-seven million, seven hundred seventy-two thousand, seven hundred thirty".