4260809 has 8 divisors (see below), whose sum is σ = 5001408. Its totient is φ = 3553200.

The previous prime is 4260799. The next prime is 4260821. The reversal of 4260809 is 9080624.

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

It is not a de Polignac number, because 4260809 - 2⁴ = 4260793 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4260859) 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, 7967 + ... + 8484.

It is an arithmetic number, because the mean of its divisors is an integer number (625176).

Almost surely, 2^4260809 is an apocalyptic number.

It is an amenable number.

4260809 is a deficient number, since it is larger than the sum of its proper divisors (740599).

4260809 is a wasteful number, since it uses less digits than its factorization.

4260809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16495.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 4260809 is about 2064.1727156418. The cubic root of 4260809 is about 162.1177952391.

The spelling of 4260809 in words is "four million, two hundred sixty thousand, eight hundred nine".