2340044221 has 8 divisors (see below), whose sum is σ = 2350640864. Its totient is φ = 2329471440.

The previous prime is 2340044183. The next prime is 2340044257. The reversal of 2340044221 is 1224400432.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2340044221 - 2⁷ = 2340044093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2340044192 and 2340044201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340044261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207490 + ... + 218476.

It is an arithmetic number, because the mean of its divisors is an integer number (293830108).

Almost surely, 2^2340044221 is an apocalyptic number.

It is an amenable number.

2340044221 is a deficient number, since it is larger than the sum of its proper divisors (10596643).

2340044221 is a wasteful number, since it uses less digits than its factorization.

2340044221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11931.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2340044221 is about 48374.0035659651. The cubic root of 2340044221 is about 1327.6227572342.

Adding to 2340044221 its reverse (1224400432), we get a palindrome (3564444653).

The spelling of 2340044221 in words is "two billion, three hundred forty million, forty-four thousand, two hundred twenty-one".