3709545 has 40 divisors (see below), whose sum is σ = 6991296. Its totient is φ = 1679328.

The previous prime is 3709513. The next prime is 3709561. The reversal of 3709545 is 5459073.

3709545 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 3709545 - 2⁵ = 3709513 is a prime.

3709545 is a lucky number.

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 39 ways as a sum of consecutive naturals, for example, 35964 + ... + 36066.

Almost surely, 2^3709545 is an apocalyptic number.

3709545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3709545 is a deficient number, since it is larger than the sum of its proper divisors (3281751).

3709545 is an equidigital number, since it uses as much as digits as its factorization.

3709545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 3709545 is about 1926.0179126893. The cubic root of 3709545 is about 154.8009237504.

The spelling of 3709545 in words is "three million, seven hundred nine thousand, five hundred forty-five".