3219009 has 8 divisors (see below), whose sum is σ = 4430592. Its totient is φ = 2076720.

The previous prime is 3218993. The next prime is 3219019. The reversal of 3219009 is 9009123.

It is a happy number.

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

It is not a de Polignac number, because 3219009 - 2⁴ = 3218993 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 3219009.

It is not an unprimeable number, because it can be changed into a prime (3219019) 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, 17214 + ... + 17399.

It is an arithmetic number, because the mean of its divisors is an integer number (553824).

Almost surely, 2^3219009 is an apocalyptic number.

It is an amenable number.

3219009 is a deficient number, since it is larger than the sum of its proper divisors (1211583).

3219009 is a wasteful number, since it uses less digits than its factorization.

3219009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34647.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 3219009 is about 1794.1596918892. The cubic root of 3219009 is about 147.6524747138.

The spelling of 3219009 in words is "three million, two hundred nineteen thousand, nine".