3875705 has 8 divisors (see below), whose sum is σ = 4811400. Its totient is φ = 2993536.

The previous prime is 3875699. The next prime is 3875741. The reversal of 3875705 is 5075783.

It can be written as a sum of positive squares in 4 ways, for example, as 595984 + 3279721 = 772^2 + 1811^2 .

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 3875705 - 2¹⁴ = 3859321 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 13220 + ... + 13509.

It is an arithmetic number, because the mean of its divisors is an integer number (601425).

Almost surely, 2^3875705 is an apocalyptic number.

It is an amenable number.

3875705 is a deficient number, since it is larger than the sum of its proper divisors (935695).

3875705 is a wasteful number, since it uses less digits than its factorization.

3875705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26763.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 3875705 is about 1968.6810305380. The cubic root of 3875705 is about 157.0785575188.

The spelling of 3875705 in words is "three million, eight hundred seventy-five thousand, seven hundred five".