3887906 has 16 divisors (see below), whose sum is σ = 6445440. Its totient is φ = 1744080.

The previous prime is 3887903. The next prime is 3887911. The reversal of 3887906 is 6097883.

3887906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3887903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620 + ... + 2856.

It is an arithmetic number, because the mean of its divisors is an integer number (402840).

Almost surely, 2^3887906 is an apocalyptic number.

3887906 is a deficient number, since it is larger than the sum of its proper divisors (2557534).

3887906 is a wasteful number, since it uses less digits than its factorization.

3887906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 3887906 is about 1971.7773708003. Note that the first 3 decimals coincide. The cubic root of 3887906 is about 157.2432164114.

The spelling of 3887906 in words is "three million, eight hundred eighty-seven thousand, nine hundred six".