4059909 has 16 divisors (see below), whose sum is σ = 6874240. Its totient is φ = 2319840.

The previous prime is 4059883. The next prime is 4059919. The reversal of 4059909 is 9099504.

It is not a de Polignac number, because 4059909 - 2⁵ = 4059877 is a prime.

It is a super-2 number, since 2×4059909² = 32965722176562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4059919) 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 15 ways as a sum of consecutive naturals, for example, 10552 + ... + 10929.

It is an arithmetic number, because the mean of its divisors is an integer number (429640).

Almost surely, 2^4059909 is an apocalyptic number.

It is an amenable number.

4059909 is a deficient number, since it is larger than the sum of its proper divisors (2814331).

4059909 is a wasteful number, since it uses less digits than its factorization.

4059909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21497 (or 21491 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 4059909 is about 2014.9215865636. The cubic root of 4059909 is about 159.5286780652.

The spelling of 4059909 in words is "four million, fifty-nine thousand, nine hundred nine".