3445509 has 8 divisors (see below), whose sum is σ = 4864320. Its totient is φ = 2161856.

The previous prime is 3445501. The next prime is 3445511. The reversal of 3445509 is 9055443.

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

It is not a de Polignac number, because 3445509 - 2³ = 3445501 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3445501) 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, 33729 + ... + 33830.

It is an arithmetic number, because the mean of its divisors is an integer number (608040).

Almost surely, 2^3445509 is an apocalyptic number.

It is an amenable number.

3445509 is a deficient number, since it is larger than the sum of its proper divisors (1418811).

3445509 is a wasteful number, since it uses less digits than its factorization.

3445509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67579.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 3445509 is about 1856.2082318533. The cubic root of 3445509 is about 151.0373867631.

The spelling of 3445509 in words is "three million, four hundred forty-five thousand, five hundred nine".