3975715 has 8 divisors (see below), whose sum is σ = 4852080. Its totient is φ = 3126432.

The previous prime is 3975709. The next prime is 3975721. The reversal of 3975715 is 5175793.

It is a happy number.

3975715 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3975709) and next prime (3975721).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3975715 - 2³ = 3975707 is a prime.

It is a super-2 number, since 2×3975715² = 31612619522450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6444 + ... + 7033.

It is an arithmetic number, because the mean of its divisors is an integer number (606510).

Almost surely, 2^3975715 is an apocalyptic number.

3975715 is a deficient number, since it is larger than the sum of its proper divisors (876365).

3975715 is a wasteful number, since it uses less digits than its factorization.

3975715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13541.

The product of its digits is 33075, while the sum is 37.

The square root of 3975715 is about 1993.9195069009. The cubic root of 3975715 is about 158.4182025769.

The spelling of 3975715 in words is "three million, nine hundred seventy-five thousand, seven hundred fifteen".