4569909 has 8 divisors (see below), whose sum is σ = 6138240. Its totient is φ = 3024096.

The previous prime is 4569853. The next prime is 4569931. The reversal of 4569909 is 9099654.

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 4569909 - 2⁷ = 4569781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4569959) 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 7 ways as a sum of consecutive naturals, for example, 5149 + ... + 5970.

It is an arithmetic number, because the mean of its divisors is an integer number (767280).

Almost surely, 2^4569909 is an apocalyptic number.

It is an amenable number.

4569909 is a deficient number, since it is larger than the sum of its proper divisors (1568331).

4569909 is a wasteful number, since it uses less digits than its factorization.

4569909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11259.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 4569909 is about 2137.7345485350. The cubic root of 4569909 is about 165.9469153336.

The spelling of 4569909 in words is "four million, five hundred sixty-nine thousand, nine hundred nine".