3886406 has 16 divisors (see below), whose sum is σ = 6197040. Its totient is φ = 1824480.

The previous prime is 3886403. The next prime is 3886417. The reversal of 3886406 is 6046883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3886403) 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, 1241 + ... + 3051.

It is an arithmetic number, because the mean of its divisors is an integer number (387315).

Almost surely, 2^3886406 is an apocalyptic number.

3886406 is a deficient number, since it is larger than the sum of its proper divisors (2310634).

3886406 is a wasteful number, since it uses less digits than its factorization.

3886406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 3886406 is about 1971.3969666204. The cubic root of 3886406 is about 157.2229917142. Note that the first 3 decimals are identical.

The spelling of 3886406 in words is "three million, eight hundred eighty-six thousand, four hundred six".