6733274021 has 2 divisors, whose sum is σ = 6733274022. Its totient is φ = 6733274020.

The previous prime is 6733274011. The next prime is 6733274033. The reversal of 6733274021 is 1204723376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5459140996 + 1274133025 = 73886^2 + 35695^2 .

It is a cyclic number.

It is not a de Polignac number, because 6733274021 - 2¹⁴ = 6733257637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6733274011) 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, 3366637010 + 3366637011.

It is an arithmetic number, because the mean of its divisors is an integer number (3366637011).

Almost surely, 2^6733274021 is an apocalyptic number.

It is an amenable number.

6733274021 is a deficient number, since it is larger than the sum of its proper divisors (1).

6733274021 is an equidigital number, since it uses as much as digits as its factorization.

6733274021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 6733274021 is about 82056.5294233189. The cubic root of 6733274021 is about 1888.3192901667.

Adding to 6733274021 its reverse (1204723376), we get a palindrome (7937997397).

The spelling of 6733274021 in words is "six billion, seven hundred thirty-three million, two hundred seventy-four thousand, twenty-one".