3986736347 has 8 divisors (see below), whose sum is σ = 4466712432. Its totient is φ = 3526351200.

The previous prime is 3986736331. The next prime is 3986736359. The reversal of 3986736347 is 7436376893.

3986736347 is digitally balanced in base 3, 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 cyclic number.

It is not a de Polignac number, because 3986736347 - 2⁴ = 3986736331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3986736292 and 3986736301.

It is not an unprimeable number, because it can be changed into a prime (3986736547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4897304 + ... + 4898117.

It is an arithmetic number, because the mean of its divisors is an integer number (558339054).

Almost surely, 2^3986736347 is an apocalyptic number.

3986736347 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3986736347 is a deficient number, since it is larger than the sum of its proper divisors (479976085).

3986736347 is a wasteful number, since it uses less digits than its factorization.

3986736347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9795469.

The product of its digits is 13716864, while the sum is 56.

The square root of 3986736347 is about 63140.6077496883. The cubic root of 3986736347 is about 1585.6445476695.

The spelling of 3986736347 in words is "three billion, nine hundred eighty-six million, seven hundred thirty-six thousand, three hundred forty-seven".