7206661433 has 2 divisors, whose sum is σ = 7206661434. Its totient is φ = 7206661432.

The previous prime is 7206661409. The next prime is 7206661453. The reversal of 7206661433 is 3341666027.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6976926784 + 229734649 = 83528^2 + 15157^2 .

It is a cyclic number.

It is not a de Polignac number, because 7206661433 - 2⁸ = 7206661177 is a prime.

It is a super-2 number, since 2×7206661433² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7206661453) 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 as a sum of consecutive naturals, namely, 3603330716 + 3603330717.

It is an arithmetic number, because the mean of its divisors is an integer number (3603330717).

Almost surely, 2^7206661433 is an apocalyptic number.

It is an amenable number.

7206661433 is a deficient number, since it is larger than the sum of its proper divisors (1).

7206661433 is an equidigital number, since it uses as much as digits as its factorization.

7206661433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 7206661433 is about 84892.0575377933. The cubic root of 7206661433 is about 1931.5740988762.

The spelling of 7206661433 in words is "seven billion, two hundred six million, six hundred sixty-one thousand, four hundred thirty-three".