3806845671 has 8 divisors (see below), whose sum is σ = 5094525184. Its totient is φ = 2528531640.

The previous prime is 3806845657. The next prime is 3806845673. The reversal of 3806845671 is 1765486083.

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

It is not a de Polignac number, because 3806845671 - 2⁷ = 3806845543 is a prime.

It is a super-2 number, since 2×3806845671² = 28984147925622880482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3806845671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3806845673) 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, 2340421 + ... + 2342046.

It is an arithmetic number, because the mean of its divisors is an integer number (636815648).

Almost surely, 2^3806845671 is an apocalyptic number.

3806845671 is a deficient number, since it is larger than the sum of its proper divisors (1287679513).

3806845671 is a wasteful number, since it uses less digits than its factorization.

3806845671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4682741.

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 3806845671 is about 61699.6407688084. The cubic root of 3806845671 is about 1561.4272592879.

The spelling of 3806845671 in words is "three billion, eight hundred six million, eight hundred forty-five thousand, six hundred seventy-one".