3959716 has 6 divisors (see below), whose sum is σ = 6929510. Its totient is φ = 1979856.

The previous prime is 3959707. The next prime is 3959719. The reversal of 3959716 is 6179593.

It can be written as a sum of positive squares in only one way, i.e., 2280100 + 1679616 = 1510^2 + 1296^2 .

It is not an unprimeable number, because it can be changed into a prime (3959719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494961 + ... + 494968.

Almost surely, 2^3959716 is an apocalyptic number.

It is an amenable number.

3959716 is a deficient number, since it is larger than the sum of its proper divisors (2969794).

3959716 is a wasteful number, since it uses less digits than its factorization.

3959716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989933 (or 989931 counting only the distinct ones).

The product of its digits is 51030, while the sum is 40.

The square root of 3959716 is about 1989.9035152489. The cubic root of 3959716 is about 158.2054156735.

The spelling of 3959716 in words is "three million, nine hundred fifty-nine thousand, seven hundred sixteen".