3439209 has 8 divisors (see below), whose sum is σ = 4827040. Its totient is φ = 2172096.

The previous prime is 3439207. The next prime is 3439217. The reversal of 3439209 is 9029343.

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

It is not a de Polignac number, because 3439209 - 2¹ = 3439207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3439201) 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, 30112 + ... + 30225.

It is an arithmetic number, because the mean of its divisors is an integer number (603380).

Almost surely, 2^3439209 is an apocalyptic number.

It is an amenable number.

3439209 is a deficient number, since it is larger than the sum of its proper divisors (1387831).

3439209 is a wasteful number, since it uses less digits than its factorization.

3439209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60359.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 3439209 is about 1854.5104475306. The cubic root of 3439209 is about 150.9452749661.

The spelling of 3439209 in words is "three million, four hundred thirty-nine thousand, two hundred nine".