3931696 has 20 divisors (see below), whose sum is σ = 7727184. Its totient is φ = 1937600.

The previous prime is 3931693. The next prime is 3931721. The reversal of 3931696 is 6961393.

It is not an unprimeable number, because it can be changed into a prime (3931693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595 + ... + 2866.

Almost surely, 2^3931696 is an apocalyptic number.

It is an amenable number.

3931696 is a deficient number, since it is larger than the sum of its proper divisors (3795488).

3931696 is a wasteful number, since it uses less digits than its factorization.

3931696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540 (or 3534 counting only the distinct ones).

The product of its digits is 26244, while the sum is 37.

The square root of 3931696 is about 1982.8504734346. The cubic root of 3931696 is about 157.8313641666.

The spelling of 3931696 in words is "three million, nine hundred thirty-one thousand, six hundred ninety-six".