3722172716 has 12 divisors (see below), whose sum is σ = 6514367832. Its totient is φ = 1860924768.

The previous prime is 3722172689. The next prime is 3722172721. The reversal of 3722172716 is 6172712273.

It is a self number, because there is not a number n which added to its sum of digits gives 3722172716.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22211 + ... + 89093.

It is an arithmetic number, because the mean of its divisors is an integer number (542863986).

Almost surely, 2^3722172716 is an apocalyptic number.

It is an amenable number.

3722172716 is a deficient number, since it is larger than the sum of its proper divisors (2792195116).

3722172716 is a wasteful number, since it uses less digits than its factorization.

3722172716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80800 (or 80798 counting only the distinct ones).

The product of its digits is 49392, while the sum is 38.

The square root of 3722172716 is about 61009.6116689821. The cubic root of 3722172716 is about 1549.7637816923.

Adding to 3722172716 its reverse (6172712273), we get a palindrome (9894884989).

The spelling of 3722172716 in words is "three billion, seven hundred twenty-two million, one hundred seventy-two thousand, seven hundred sixteen".