2348221643 has 2 divisors, whose sum is σ = 2348221644. Its totient is φ = 2348221642.

The previous prime is 2348221637. The next prime is 2348221651. The reversal of 2348221643 is 3461228432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2348221643 - 2⁴ = 2348221627 is a prime.

It is a super-4 number, since 4×2348221643⁴ (a number of 39 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (2348221633) by changing a digit.

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 as a sum of consecutive naturals, namely, 1174110821 + 1174110822.

It is an arithmetic number, because the mean of its divisors is an integer number (1174110822).

Almost surely, 2^2348221643 is an apocalyptic number.

2348221643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2348221643 is an equidigital number, since it uses as much as digits as its factorization.

2348221643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 35.

The square root of 2348221643 is about 48458.4527507844. The cubic root of 2348221643 is about 1329.1674445351.

The spelling of 2348221643 in words is "two billion, three hundred forty-eight million, two hundred twenty-one thousand, six hundred forty-three".