106985617 has 4 divisors (see below), whose sum is σ = 107229760. Its totient is φ = 106741476.

The previous prime is 106985551. The next prime is 106985647. The reversal of 106985617 is 716589601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 106985617 - 2¹⁵ = 106952849 is a prime.

It is a super-2 number, since 2×106985617² = 22891844489741378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106985647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121413 + ... + 122290.

It is an arithmetic number, because the mean of its divisors is an integer number (26807440).

Almost surely, 2^106985617 is an apocalyptic number.

It is an amenable number.

106985617 is a deficient number, since it is larger than the sum of its proper divisors (244143).

106985617 is an equidigital number, since it uses as much as digits as its factorization.

106985617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244142.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 106985617 is about 10343.3851808777. The cubic root of 106985617 is about 474.7246670273.

The spelling of 106985617 in words is "one hundred six million, nine hundred eighty-five thousand, six hundred seventeen".