2340532221 has 16 divisors (see below), whose sum is σ = 3157056000. Its totient is φ = 1542287408.

The previous prime is 2340532219. The next prime is 2340532223. The reversal of 2340532221 is 1222350432.

It is an interprime number because it is at equal distance from previous prime (2340532219) and next prime (2340532223).

It is a cyclic number.

It is not a de Polignac number, because 2340532221 - 2¹ = 2340532219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2340532191 and 2340532200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340532223) 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, 76630 + ... + 102728.

It is an arithmetic number, because the mean of its divisors is an integer number (197316000).

Almost surely, 2^2340532221 is an apocalyptic number.

It is an amenable number.

2340532221 is a deficient number, since it is larger than the sum of its proper divisors (816523779).

2340532221 is a wasteful number, since it uses less digits than its factorization.

2340532221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26448.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2340532221 is about 48379.0473345642. The cubic root of 2340532221 is about 1327.7150396603.

Adding to 2340532221 its reverse (1222350432), we get a palindrome (3562882653).

The spelling of 2340532221 in words is "two billion, three hundred forty million, five hundred thirty-two thousand, two hundred twenty-one".