2340440211 has 8 divisors (see below), whose sum is σ = 3149751744. Its totient is φ = 1545711080.

The previous prime is 2340440189. The next prime is 2340440251. The reversal of 2340440211 is 1120440432.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2340440211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2340440251) 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, 3645225 + ... + 3645866.

It is an arithmetic number, because the mean of its divisors is an integer number (393718968).

Almost surely, 2^2340440211 is an apocalyptic number.

2340440211 is a deficient number, since it is larger than the sum of its proper divisors (809311533).

2340440211 is a wasteful number, since it uses less digits than its factorization.

2340440211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7291201.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2340440211 is about 48378.0963970266. The cubic root of 2340440211 is about 1327.6976412440.

Adding to 2340440211 its reverse (1120440432), we get a palindrome (3460880643).

The spelling of 2340440211 in words is "two billion, three hundred forty million, four hundred forty thousand, two hundred eleven".