2732730018 has 16 divisors (see below), whose sum is σ = 5473915200. Its totient is φ = 909500816.

The previous prime is 2732729947. The next prime is 2732730019. The reversal of 2732730018 is 8100372372.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2732730019) 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 7 ways as a sum of consecutive naturals, for example, 348093 + ... + 355856.

It is an arithmetic number, because the mean of its divisors is an integer number (342119700).

Almost surely, 2^2732730018 is an apocalyptic number.

2732730018 is an abundant number, since it is smaller than the sum of its proper divisors (2741185182).

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

2732730018 is a wasteful number, since it uses less digits than its factorization.

2732730018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704601.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 2732730018 is about 52275.5202556608. The cubic root of 2732730018 is about 1398.0807063913.

The spelling of 2732730018 in words is "two billion, seven hundred thirty-two million, seven hundred thirty thousand, eighteen".