2342304221 has 4 divisors (see below), whose sum is σ = 2342969244. Its totient is φ = 2341639200.

The previous prime is 2342304197. The next prime is 2342304229. The reversal of 2342304221 is 1224032432.

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 1645924900 + 696379321 = 40570^2 + 26389^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2342304221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342304229) 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 3 ways as a sum of consecutive naturals, for example, 327200 + ... + 334281.

It is an arithmetic number, because the mean of its divisors is an integer number (585742311).

Almost surely, 2^2342304221 is an apocalyptic number.

It is an amenable number.

2342304221 is a deficient number, since it is larger than the sum of its proper divisors (665023).

2342304221 is an equidigital number, since it uses as much as digits as its factorization.

2342304221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665022.

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

The square root of 2342304221 is about 48397.3575828268. The cubic root of 2342304221 is about 1328.0500229515.

Adding to 2342304221 its reverse (1224032432), we get a palindrome (3566336653).

The spelling of 2342304221 in words is "two billion, three hundred forty-two million, three hundred four thousand, two hundred twenty-one".