3881206 has 16 divisors (see below), whose sum is σ = 7004160. Its totient is φ = 1575720.

The previous prime is 3881203. The next prime is 3881209. The reversal of 3881206 is 6021883.

It is an interprime number because it is at equal distance from previous prime (3881203) and next prime (3881209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3881203) 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, 7030 + ... + 7561.

It is an arithmetic number, because the mean of its divisors is an integer number (437760).

Almost surely, 2^3881206 is an apocalyptic number.

3881206 is a deficient number, since it is larger than the sum of its proper divisors (3122954).

3881206 is a wasteful number, since it uses less digits than its factorization.

3881206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14619.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 3881206 is about 1970.0776634438. The cubic root of 3881206 is about 157.1528391140.

The spelling of 3881206 in words is "three million, eight hundred eighty-one thousand, two hundred six".