106217679 has 4 divisors (see below), whose sum is σ = 141623576. Its totient is φ = 70811784.

The previous prime is 106217677. The next prime is 106217707. The reversal of 106217679 is 976712601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 976712601 = 3 ⋅325570867.

It is not a de Polignac number, because 106217679 - 2¹ = 106217677 is a prime.

It is a super-2 number, since 2×106217679² = 22564390664294082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106217677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17702944 + ... + 17702949.

It is an arithmetic number, because the mean of its divisors is an integer number (35405894).

Almost surely, 2^106217679 is an apocalyptic number.

106217679 is a deficient number, since it is larger than the sum of its proper divisors (35405897).

106217679 is an equidigital number, since it uses as much as digits as its factorization.

106217679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35405896.

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 106217679 is about 10306.1961460085. The cubic root of 106217679 is about 473.5860875942.

The spelling of 106217679 in words is "one hundred six million, two hundred seventeen thousand, six hundred seventy-nine".