3713216 has 28 divisors (see below), whose sum is σ = 7936992. Its totient is φ = 1713408.

The previous prime is 3713161. The next prime is 3713219. The reversal of 3713216 is 6123173.

It is a happy number.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3713191 and 3713200.

It is not an unprimeable number, because it can be changed into a prime (3713219) 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, 1400 + ... + 3063.

It is an arithmetic number, because the mean of its divisors is an integer number (283464).

Almost surely, 2^3713216 is an apocalyptic number.

It is an amenable number.

3713216 is an abundant number, since it is smaller than the sum of its proper divisors (4223776).

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

3713216 is a wasteful number, since it uses less digits than its factorization.

3713216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4488 (or 4478 counting only the distinct ones).

The product of its digits is 756, while the sum is 23.

The square root of 3713216 is about 1926.9706795901. The cubic root of 3713216 is about 154.8519710565.

Adding to 3713216 its reverse (6123173), we get a palindrome (9836389).

The spelling of 3713216 in words is "three million, seven hundred thirteen thousand, two hundred sixteen".