3906916 has 12 divisors (see below), whose sum is σ = 7363132. Its totient is φ = 1803168.

The previous prime is 3906911. The next prime is 3906919. The reversal of 3906916 is 6196093.

It can be written as a sum of positive squares in 2 ways, for example, as 1833316 + 2073600 = 1354^2 + 1440^2 .

It is not an unprimeable number, because it can be changed into a prime (3906911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37515 + ... + 37618.

Almost surely, 2^3906916 is an apocalyptic number.

It is an amenable number.

3906916 is a deficient number, since it is larger than the sum of its proper divisors (3456216).

3906916 is a wasteful number, since it uses less digits than its factorization.

3906916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75150 (or 75148 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 3906916 is about 1976.5920165780. The cubic root of 3906916 is about 157.4990812074.

The spelling of 3906916 in words is "three million, nine hundred six thousand, nine hundred sixteen".