2730030273 has 24 divisors (see below), whose sum is σ = 3998266272. Its totient is φ = 1794768768.

The previous prime is 2730030269. The next prime is 2730030293. The reversal of 2730030273 is 3720300372.

It is a happy number.

It is not a de Polignac number, because 2730030273 - 2² = 2730030269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2730030253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 439890 + ... + 446052.

It is an arithmetic number, because the mean of its divisors is an integer number (166594428).

Almost surely, 2^2730030273 is an apocalyptic number.

It is an amenable number.

2730030273 is a deficient number, since it is larger than the sum of its proper divisors (1268235999).

2730030273 is a wasteful number, since it uses less digits than its factorization.

2730030273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6845 (or 6842 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 27.

The square root of 2730030273 is about 52249.6916067454. The cubic root of 2730030273 is about 1397.6201529006.

The spelling of 2730030273 in words is "two billion, seven hundred thirty million, thirty thousand, two hundred seventy-three".