3716686 has 4 divisors (see below), whose sum is σ = 5575032. Its totient is φ = 1858342.

The previous prime is 3716681. The next prime is 3716701. The reversal of 3716686 is 6866173.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3716681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 929170 + ... + 929173.

It is an arithmetic number, because the mean of its divisors is an integer number (1393758).

Almost surely, 2^3716686 is an apocalyptic number.

3716686 is a deficient number, since it is larger than the sum of its proper divisors (1858346).

3716686 is a wasteful number, since it uses less digits than its factorization.

3716686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858345.

The product of its digits is 36288, while the sum is 37.

The square root of 3716686 is about 1927.8708462965. The cubic root of 3716686 is about 154.9001924228.

The spelling of 3716686 in words is "three million, seven hundred sixteen thousand, six hundred eighty-six".