3982172 has 24 divisors (see below), whose sum is σ = 7405440. Its totient is φ = 1868400.

The previous prime is 3982171. The next prime is 3982183. The reversal of 3982172 is 2712893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3982171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11303 + ... + 11649.

It is an arithmetic number, because the mean of its divisors is an integer number (308560).

Almost surely, 2^3982172 is an apocalyptic number.

It is an amenable number.

3982172 is a deficient number, since it is larger than the sum of its proper divisors (3423268).

3982172 is a wasteful number, since it uses less digits than its factorization.

3982172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521 (or 519 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 3982172 is about 1995.5380226896. The cubic root of 3982172 is about 158.5039190717.

It can be divided in two parts, 39821 and 72, that added together give a palindrome (39893).

The spelling of 3982172 in words is "three million, nine hundred eighty-two thousand, one hundred seventy-two".