2340243321 has 16 divisors (see below), whose sum is σ = 3363736320. Its totient is φ = 1438698240.

The previous prime is 2340243263. The next prime is 2340243329. The reversal of 2340243321 is 1233420432.

It is not a de Polignac number, because 2340243321 - 2⁹ = 2340242809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2340243291 and 2340243300.

It is not an unprimeable number, because it can be changed into a prime (2340243329) 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, 9616 + ... + 69086.

It is an arithmetic number, because the mean of its divisors is an integer number (210233520).

Almost surely, 2^2340243321 is an apocalyptic number.

It is an amenable number.

2340243321 is a deficient number, since it is larger than the sum of its proper divisors (1023492999).

2340243321 is a wasteful number, since it uses less digits than its factorization.

2340243321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60496.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2340243321 is about 48376.0614457192. The cubic root of 2340243321 is about 1327.6604092569.

Adding to 2340243321 its reverse (1233420432), we get a palindrome (3573663753).

The spelling of 2340243321 in words is "two billion, three hundred forty million, two hundred forty-three thousand, three hundred twenty-one".