3756945 has 24 divisors (see below), whose sum is σ = 6224256. Its totient is φ = 1934208.

The previous prime is 3756941. The next prime is 3756947. The reversal of 3756945 is 5496573.

3756945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3756945 - 2² = 3756941 is a prime.

It is a super-2 number, since 2×3756945² = 28229271466050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3756941) 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 23 ways as a sum of consecutive naturals, for example, 51429 + ... + 51501.

It is an arithmetic number, because the mean of its divisors is an integer number (259344).

Almost surely, 2^3756945 is an apocalyptic number.

It is an amenable number.

3756945 is a deficient number, since it is larger than the sum of its proper divisors (2467311).

3756945 is an equidigital number, since it uses as much as digits as its factorization.

3756945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201 (or 128 counting only the distinct ones).

The product of its digits is 113400, while the sum is 39.

The square root of 3756945 is about 1938.2840349134. The cubic root of 3756945 is about 155.4574760602.

The spelling of 3756945 in words is "three million, seven hundred fifty-six thousand, nine hundred forty-five".