4240084209 has 16 divisors (see below), whose sum is σ = 5695272000. Its totient is φ = 2805836096.

The previous prime is 4240084207. The next prime is 4240084237. The reversal of 4240084209 is 9024800424.

It is a cyclic number.

It is not a de Polignac number, because 4240084209 - 2¹ = 4240084207 is a prime.

It is a super-2 number, since 2×4240084209² = 35956628198822311362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4240084209.

It is not an unprimeable number, because it can be changed into a prime (4240084207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1000507 + ... + 1004735.

It is an arithmetic number, because the mean of its divisors is an integer number (355954500).

Almost surely, 2^4240084209 is an apocalyptic number.

It is an amenable number.

4240084209 is a deficient number, since it is larger than the sum of its proper divisors (1455187791).

4240084209 is a wasteful number, since it uses less digits than its factorization.

4240084209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6624.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 4240084209 is about 65115.9289959070. The cubic root of 4240084209 is about 1618.5451818714.

The spelling of 4240084209 in words is "four billion, two hundred forty million, eighty-four thousand, two hundred nine".