4569009 has 4 divisors (see below), whose sum is σ = 6092016. Its totient is φ = 3046004.

The previous prime is 4569001. The next prime is 4569013. The reversal of 4569009 is 9009654.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4569009 - 2³ = 4569001 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (4569001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761499 + ... + 761504.

It is an arithmetic number, because the mean of its divisors is an integer number (1523004).

Almost surely, 2^4569009 is an apocalyptic number.

It is an amenable number.

4569009 is a deficient number, since it is larger than the sum of its proper divisors (1523007).

4569009 is a wasteful number, since it uses less digits than its factorization.

4569009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523006.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 4569009 is about 2137.5240349526. The cubic root of 4569009 is about 165.9360207308.

The spelling of 4569009 in words is "four million, five hundred sixty-nine thousand, nine".