2730940679 has 2 divisors, whose sum is σ = 2730940680. Its totient is φ = 2730940678.

The previous prime is 2730940633. The next prime is 2730940747. The reversal of 2730940679 is 9760490372.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2730940679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2730940279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1365470339 + 1365470340.

It is an arithmetic number, because the mean of its divisors is an integer number (1365470340).

Almost surely, 2^2730940679 is an apocalyptic number.

2730940679 is a deficient number, since it is larger than the sum of its proper divisors (1).

2730940679 is an equidigital number, since it uses as much as digits as its factorization.

2730940679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 47.

The square root of 2730940679 is about 52258.4029511044. The cubic root of 2730940679 is about 1397.7754943232.

The spelling of 2730940679 in words is "two billion, seven hundred thirty million, nine hundred forty thousand, six hundred seventy-nine".