4258009 has 8 divisors (see below), whose sum is σ = 4917248. Its totient is φ = 3611520.

The previous prime is 4257991. The next prime is 4258019. The reversal of 4258009 is 9008524.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4258009 - 2⁵ = 4257977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4258019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2457 + ... + 3814.

It is an arithmetic number, because the mean of its divisors is an integer number (614656).

Almost surely, 2^4258009 is an apocalyptic number.

It is an amenable number.

4258009 is a deficient number, since it is larger than the sum of its proper divisors (659239).

4258009 is an equidigital number, since it uses as much as digits as its factorization.

4258009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6375.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 4258009 is about 2063.4943663601. The cubic root of 4258009 is about 162.0822754355.

The spelling of 4258009 in words is "four million, two hundred fifty-eight thousand, nine".