3684906 has 16 divisors (see below), whose sum is σ = 8188800. Its totient is φ = 1228284.

The previous prime is 3684881. The next prime is 3684913. The reversal of 3684906 is 6094863.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34066 + ... + 34173.

It is an arithmetic number, because the mean of its divisors is an integer number (511800).

Almost surely, 2^3684906 is an apocalyptic number.

3684906 is an abundant number, since it is smaller than the sum of its proper divisors (4503894).

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

3684906 is a wasteful number, since it uses less digits than its factorization.

3684906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68250 (or 68244 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 3684906 is about 1919.6108980728. The cubic root of 3684906 is about 154.4574300663.

The spelling of 3684906 in words is "three million, six hundred eighty-four thousand, nine hundred six".