4552070221 has 2 divisors, whose sum is σ = 4552070222. Its totient is φ = 4552070220.

The previous prime is 4552070189. The next prime is 4552070261. The reversal of 4552070221 is 1220702554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3078585225 + 1473484996 = 55485^2 + 38386^2 .

It is a cyclic number.

It is not a de Polignac number, because 4552070221 - 2⁵ = 4552070189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4552070221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4552070261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2276035110 + 2276035111.

It is an arithmetic number, because the mean of its divisors is an integer number (2276035111).

Almost surely, 2^4552070221 is an apocalyptic number.

It is an amenable number.

4552070221 is a deficient number, since it is larger than the sum of its proper divisors (1).

4552070221 is an equidigital number, since it uses as much as digits as its factorization.

4552070221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 4552070221 is about 67469.0315700470. The cubic root of 4552070221 is about 1657.3070748459.

Adding to 4552070221 its reverse (1220702554), we get a palindrome (5772772775).

The spelling of 4552070221 in words is "four billion, five hundred fifty-two million, seventy thousand, two hundred twenty-one".