3965875 has 8 divisors (see below), whose sum is σ = 4949568. Its totient is φ = 3172600.

The previous prime is 3965869. The next prime is 3965881. The reversal of 3965875 is 5785693.

It is an interprime number because it is at equal distance from previous prime (3965869) and next prime (3965881).

It is not a de Polignac number, because 3965875 - 2¹³ = 3957683 is a prime.

It is a d-powerful number, because it can be written as 3¹⁰ + 9 + 6³ + 5⁹ + 8 + 7³ + 5⁹ .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15739 + ... + 15988.

It is an arithmetic number, because the mean of its divisors is an integer number (618696).

Almost surely, 2^3965875 is an apocalyptic number.

3965875 is a deficient number, since it is larger than the sum of its proper divisors (983693).

3965875 is an equidigital number, since it uses as much as digits as its factorization.

3965875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31742 (or 31732 counting only the distinct ones).

The product of its digits is 226800, while the sum is 43.

The square root of 3965875 is about 1991.4504764116. The cubic root of 3965875 is about 158.2873981860.

The spelling of 3965875 in words is "three million, nine hundred sixty-five thousand, eight hundred seventy-five".