3975672 has 16 divisors (see below), whose sum is σ = 9939240. Its totient is φ = 1325216.

The previous prime is 3975667. The next prime is 3975677. The reversal of 3975672 is 2765793.

It is an interprime number because it is at equal distance from previous prime (3975667) and next prime (3975677).

It is a self number, because there is not a number n which added to its sum of digits gives 3975672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3975677) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 82803 + ... + 82850.

Almost surely, 2^3975672 is an apocalyptic number.

It is an amenable number.

3975672 is an abundant number, since it is smaller than the sum of its proper divisors (5963568).

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

3975672 is a wasteful number, since it uses less digits than its factorization.

3975672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165662 (or 165658 counting only the distinct ones).

The product of its digits is 79380, while the sum is 39.

The square root of 3975672 is about 1993.9087240894. The cubic root of 3975672 is about 158.4176314421.

The spelling of 3975672 in words is "three million, nine hundred seventy-five thousand, six hundred seventy-two".