2240032345 has 4 divisors (see below), whose sum is σ = 2688038820. Its totient is φ = 1792025872.

The previous prime is 2240032331. The next prime is 2240032381. The reversal of 2240032345 is 5432300422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 270536704 + 1969495641 = 16448^2 + 44379^2 .

It is a cyclic number.

It is not a de Polignac number, because 2240032345 - 2¹¹ = 2240030297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224003230 + ... + 224003239.

It is an arithmetic number, because the mean of its divisors is an integer number (672009705).

Almost surely, 2^2240032345 is an apocalyptic number.

It is an amenable number.

2240032345 is a deficient number, since it is larger than the sum of its proper divisors (448006475).

2240032345 is an equidigital number, since it uses as much as digits as its factorization.

2240032345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448006474.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2240032345 is about 47328.9799699930. The cubic root of 2240032345 is about 1308.4328218213.

Adding to 2240032345 its reverse (5432300422), we get a palindrome (7672332767).

It can be divided in two parts, 22400 and 32345, that added together give a palindrome (54745).

The spelling of 2240032345 in words is "two billion, two hundred forty million, thirty-two thousand, three hundred forty-five".