3856206 has 8 divisors (see below), whose sum is σ = 7712424. Its totient is φ = 1285400.

The previous prime is 3856199. The next prime is 3856213. The reversal of 3856206 is 6026583.

It is an interprime number because it is at equal distance from previous prime (3856199) and next prime (3856213).

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

3856206 is an admirable number.

It is a d-powerful number, because it can be written as 3² + 8 + 5⁷ + 6⁴ + 2²¹ + 0 + 6⁸ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321345 + ... + 321356.

It is an arithmetic number, because the mean of its divisors is an integer number (964053).

Almost surely, 2^3856206 is an apocalyptic number.

3856206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3856206 is a wasteful number, since it uses less digits than its factorization.

3856206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642706.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 3856206 is about 1963.7224854852. The cubic root of 3856206 is about 156.8146893343.

The spelling of 3856206 in words is "three million, eight hundred fifty-six thousand, two hundred six".