2740120730 has 32 divisors (see below), whose sum is σ = 4965840000. Its totient is φ = 1088603712.

The previous prime is 2740120717. The next prime is 2740120753. The reversal of 2740120730 is 370210472.

2740120730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2740120730² = 15016523229951465800, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2740120730.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 995396 + ... + 998144.

It is an arithmetic number, because the mean of its divisors is an integer number (155182500).

Almost surely, 2^2740120730 is an apocalyptic number.

2740120730 is a deficient number, since it is larger than the sum of its proper divisors (2225719270).

2740120730 is a wasteful number, since it uses less digits than its factorization.

2740120730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 2740120730 is about 52346.1625145531. The cubic root of 2740120730 is about 1399.3399490621.

The spelling of 2740120730 in words is "two billion, seven hundred forty million, one hundred twenty thousand, seven hundred thirty".