106622287 has 2 divisors, whose sum is σ = 106622288. Its totient is φ = 106622286.

The previous prime is 106622251. The next prime is 106622293. The reversal of 106622287 is 782226601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106622287 - 2²³ = 98233679 is a prime.

It is a super-2 number, since 2×106622287² = 22736624170220738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106622297) 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, 53311143 + 53311144.

It is an arithmetic number, because the mean of its divisors is an integer number (53311144).

Almost surely, 2^106622287 is an apocalyptic number.

106622287 is a deficient number, since it is larger than the sum of its proper divisors (1).

106622287 is an equidigital number, since it uses as much as digits as its factorization.

106622287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 106622287 is about 10325.8068449879. The cubic root of 106622287 is about 474.1866590835.

Adding to 106622287 its reverse (782226601), we get a palindrome (888848888).

The spelling of 106622287 in words is "one hundred six million, six hundred twenty-two thousand, two hundred eighty-seven".