2340221234 has 8 divisors (see below), whose sum is σ = 3780357420. Its totient is φ = 1080102096.

The previous prime is 2340221209. The next prime is 2340221249. The reversal of 2340221234 is 4321220432.

It can be written as a sum of positive squares in 2 ways, for example, as 2118300625 + 221920609 = 46025^2 + 14897^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45004229 + ... + 45004280.

Almost surely, 2^2340221234 is an apocalyptic number.

2340221234 is a deficient number, since it is larger than the sum of its proper divisors (1440136186).

2340221234 is a wasteful number, since it uses less digits than its factorization.

2340221234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90008524.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2340221234 is about 48375.8331607839. The cubic root of 2340221234 is about 1327.6562324651.

Adding to 2340221234 its reverse (4321220432), we get a palindrome (6661441666).

The spelling of 2340221234 in words is "two billion, three hundred forty million, two hundred twenty-one thousand, two hundred thirty-four".