3906660671 has 8 divisors (see below), whose sum is σ = 3915330384. Its totient is φ = 3898002240.

The previous prime is 3906660613. The next prime is 3906660697. The reversal of 3906660671 is 1760666093.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3906660671 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 (3906660371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1125080 + ... + 1128546.

It is an arithmetic number, because the mean of its divisors is an integer number (489416298).

Almost surely, 2^3906660671 is an apocalyptic number.

3906660671 is a deficient number, since it is larger than the sum of its proper divisors (8669713).

3906660671 is a wasteful number, since it uses less digits than its factorization.

3906660671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5641.

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 3906660671 is about 62503.2852816554. The cubic root of 3906660671 is about 1574.9565011586.

The spelling of 3906660671 in words is "three billion, nine hundred six million, six hundred sixty thousand, six hundred seventy-one".