2206600061 has 2 divisors, whose sum is σ = 2206600062. Its totient is φ = 2206600060.

The previous prime is 2206600037. The next prime is 2206600079. The reversal of 2206600061 is 1600066022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2196796900 + 9803161 = 46870^2 + 3131^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2206600061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2206600661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1103300030 + 1103300031.

It is an arithmetic number, because the mean of its divisors is an integer number (1103300031).

Almost surely, 2^2206600061 is an apocalyptic number.

It is an amenable number.

2206600061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2206600061 is an equidigital number, since it uses as much as digits as its factorization.

2206600061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2206600061 is about 46974.4617957460. The cubic root of 2206600061 is about 1301.8907518668.

Adding to 2206600061 its reverse (1600066022), we get a palindrome (3806666083).

The spelling of 2206600061 in words is "two billion, two hundred six million, six hundred thousand, sixty-one".