106206515 has 8 divisors (see below), whose sum is σ = 127503168. Its totient is φ = 84928320.

The previous prime is 106206491. The next prime is 106206601. The reversal of 106206515 is 515602601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 106206515 - 2²⁰ = 105157939 is a prime.

It is a super-2 number, since 2×106206515² = 22559647656890450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 19814 + ... + 24596.

It is an arithmetic number, because the mean of its divisors is an integer number (15937896).

Almost surely, 2^106206515 is an apocalyptic number.

106206515 is a deficient number, since it is larger than the sum of its proper divisors (21296653).

106206515 is an equidigital number, since it uses as much as digits as its factorization.

106206515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9229.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 106206515 is about 10305.6545158471. The cubic root of 106206515 is about 473.5694949379.

The spelling of 106206515 in words is "one hundred six million, two hundred six thousand, five hundred fifteen".