2706729387 has 4 divisors (see below), whose sum is σ = 3608972520. Its totient is φ = 1804486256.

The previous prime is 2706729383. The next prime is 2706729407. The reversal of 2706729387 is 7839276072.

2706729387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2706729387 - 2² = 2706729383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2706729383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451121562 + ... + 451121567.

It is an arithmetic number, because the mean of its divisors is an integer number (902243130).

Almost surely, 2^2706729387 is an apocalyptic number.

2706729387 is a deficient number, since it is larger than the sum of its proper divisors (902243133).

2706729387 is an equidigital number, since it uses as much as digits as its factorization.

2706729387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902243132.

The product of its (nonzero) digits is 1778112, while the sum is 51.

The square root of 2706729387 is about 52026.2374864837. The cubic root of 2706729387 is about 1393.6325439249.

The spelling of 2706729387 in words is "two billion, seven hundred six million, seven hundred twenty-nine thousand, three hundred eighty-seven".