106622189 has 2 divisors, whose sum is σ = 106622190. Its totient is φ = 106622188.

The previous prime is 106622161. The next prime is 106622203. The reversal of 106622189 is 981226601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95844100 + 10778089 = 9790^2 + 3283^2 .

It is a cyclic number.

It is not a de Polignac number, because 106622189 - 2¹² = 106618093 is a prime.

It is a super-2 number, since 2×106622189² = 22736582374303442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106622489) 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, 53311094 + 53311095.

It is an arithmetic number, because the mean of its divisors is an integer number (53311095).

Almost surely, 2^106622189 is an apocalyptic number.

It is an amenable number.

106622189 is a deficient number, since it is larger than the sum of its proper divisors (1).

106622189 is an equidigital number, since it uses as much as digits as its factorization.

106622189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 106622189 is about 10325.8020995950. The cubic root of 106622189 is about 474.1865138033.

The spelling of 106622189 in words is "one hundred six million, six hundred twenty-two thousand, one hundred eighty-nine".