2730385773 has 16 divisors (see below), whose sum is σ = 4046618560. Its totient is φ = 1819536048.

The previous prime is 2730385703. The next prime is 2730385837. The reversal of 2730385773 is 3775830372.

2730385773 is a `hidden beast` number, since 2 + 73 + 0 + 3 + 8 + 577 + 3 = 666.

It is not a de Polignac number, because 2730385773 - 2⁹ = 2730385261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2730385703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54411 + ... + 91767.

It is an arithmetic number, because the mean of its divisors is an integer number (252913660).

Almost surely, 2^2730385773 is an apocalyptic number.

It is an amenable number.

2730385773 is a deficient number, since it is larger than the sum of its proper divisors (1316232787).

2730385773 is a wasteful number, since it uses less digits than its factorization.

2730385773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40073 (or 40067 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 45.

The square root of 2730385773 is about 52253.0934299588. The cubic root of 2730385773 is about 1397.6808155245.

The spelling of 2730385773 in words is "two billion, seven hundred thirty million, three hundred eighty-five thousand, seven hundred seventy-three".