3936668 has 6 divisors (see below), whose sum is σ = 6889176. Its totient is φ = 1968332.

The previous prime is 3936643. The next prime is 3936683. The reversal of 3936668 is 8666393.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492080 + ... + 492087.

It is an arithmetic number, because the mean of its divisors is an integer number (1148196).

Almost surely, 2^3936668 is an apocalyptic number.

It is an amenable number.

3936668 is a deficient number, since it is larger than the sum of its proper divisors (2952508).

3936668 is a wasteful number, since it uses less digits than its factorization.

3936668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984171 (or 984169 counting only the distinct ones).

The product of its digits is 139968, while the sum is 41.

The square root of 3936668 is about 1984.1038279284. The cubic root of 3936668 is about 157.8978670179.

The spelling of 3936668 in words is "three million, nine hundred thirty-six thousand, six hundred sixty-eight".