3875745 has 16 divisors (see below), whose sum is σ = 6566400. Its totient is φ = 1945344.

The previous prime is 3875743. The next prime is 3875747. The reversal of 3875745 is 5475783.

3875745 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 (3875743) and next prime (3875747).

It is not a de Polignac number, because 3875745 - 2¹ = 3875743 is a prime.

3875745 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3875741) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7345 + ... + 7854.

It is an arithmetic number, because the mean of its divisors is an integer number (410400).

Almost surely, 2^3875745 is an apocalyptic number.

It is an amenable number.

3875745 is a deficient number, since it is larger than the sum of its proper divisors (2690655).

3875745 is a wasteful number, since it uses less digits than its factorization.

3875745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15224.

The product of its digits is 117600, while the sum is 39.

The square root of 3875745 is about 1968.6911895978. The cubic root of 3875745 is about 157.0790979040.

The spelling of 3875745 in words is "three million, eight hundred seventy-five thousand, seven hundred forty-five".