2729061806 has 8 divisors (see below), whose sum is σ = 4103363880. Its totient is φ = 1361273848.

The previous prime is 2729061793. The next prime is 2729061809. The reversal of 2729061806 is 6081609272.

2729061806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2729061809) 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, 1627481 + ... + 1629156.

It is an arithmetic number, because the mean of its divisors is an integer number (512920485).

Almost surely, 2^2729061806 is an apocalyptic number.

2729061806 is a deficient number, since it is larger than the sum of its proper divisors (1374302074).

2729061806 is a wasteful number, since it uses less digits than its factorization.

2729061806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257058.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 2729061806 is about 52240.4231031871. The cubic root of 2729061806 is about 1397.4548666891.

The spelling of 2729061806 in words is "two billion, seven hundred twenty-nine million, sixty-one thousand, eight hundred six".