3806729101 has 12 divisors (see below), whose sum is σ = 4429240860. Its totient is φ = 3262170240.

The previous prime is 3806729099. The next prime is 3806729107. The reversal of 3806729101 is 1019276083.

3806729101 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3015657225 + 791071876 = 54915^2 + 28126^2 .

It is not a de Polignac number, because 3806729101 - 2¹ = 3806729099 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 (3806729107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421291 + ... + 430231.

It is an arithmetic number, because the mean of its divisors is an integer number (369103405).

Almost surely, 2^3806729101 is an apocalyptic number.

It is an amenable number.

3806729101 is a deficient number, since it is larger than the sum of its proper divisors (622511759).

3806729101 is an equidigital number, since it uses as much as digits as its factorization.

3806729101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17644 (or 17637 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 3806729101 is about 61698.6961045369. The cubic root of 3806729101 is about 1561.4113215581.

The spelling of 3806729101 in words is "three billion, eight hundred six million, seven hundred twenty-nine thousand, one hundred one".