3709445 has 8 divisors (see below), whose sum is σ = 4508160. Its totient is φ = 2929680.

The previous prime is 3709441. The next prime is 3709457. The reversal of 3709445 is 5449073.

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

It is not a de Polignac number, because 3709445 - 2² = 3709441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3709441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4301 + ... + 5090.

It is an arithmetic number, because the mean of its divisors is an integer number (563520).

Almost surely, 2^3709445 is an apocalyptic number.

It is an amenable number.

3709445 is a deficient number, since it is larger than the sum of its proper divisors (798715).

3709445 is an equidigital number, since it uses as much as digits as its factorization.

3709445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9475.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3709445 is about 1925.9919522158. The cubic root of 3709445 is about 154.7995327234.

The spelling of 3709445 in words is "three million, seven hundred nine thousand, four hundred forty-five".