3722168 has 8 divisors (see below), whose sum is σ = 6979080. Its totient is φ = 1861080.

The previous prime is 3722149. The next prime is 3722171. The reversal of 3722168 is 8612273.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 3722168.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232628 + ... + 232643.

It is an arithmetic number, because the mean of its divisors is an integer number (872385).

Almost surely, 2^3722168 is an apocalyptic number.

It is an amenable number.

3722168 is a deficient number, since it is larger than the sum of its proper divisors (3256912).

3722168 is a wasteful number, since it uses less digits than its factorization.

3722168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465277 (or 465273 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 3722168 is about 1929.2920981541. The cubic root of 3722168 is about 154.9763127174.

The spelling of 3722168 in words is "three million, seven hundred twenty-two thousand, one hundred sixty-eight".