3960172 has 6 divisors (see below), whose sum is σ = 6930308. Its totient is φ = 1980084.

The previous prime is 3960161. The next prime is 3960193. The reversal of 3960172 is 2710693.

It is a self number, because there is not a number n which added to its sum of digits gives 3960172.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495018 + ... + 495025.

Almost surely, 2^3960172 is an apocalyptic number.

It is an amenable number.

3960172 is a deficient number, since it is larger than the sum of its proper divisors (2970136).

3960172 is a wasteful number, since it uses less digits than its factorization.

3960172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990047 (or 990045 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 3960172 is about 1990.0180903700. The cubic root of 3960172 is about 158.2114884070.

The spelling of 3960172 in words is "three million, nine hundred sixty thousand, one hundred seventy-two".