106163786 has 4 divisors (see below), whose sum is σ = 159245682. Its totient is φ = 53081892.

The previous prime is 106163779. The next prime is 106163789. The reversal of 106163786 is 687361601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 84364225 + 21799561 = 9185^2 + 4669^2 .

It is a super-2 number, since 2×106163786² = 22541498915707592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106163789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26540945 + ... + 26540948.

Almost surely, 2^106163786 is an apocalyptic number.

106163786 is a deficient number, since it is larger than the sum of its proper divisors (53081896).

106163786 is an equidigital number, since it uses as much as digits as its factorization.

106163786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53081895.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 106163786 is about 10303.5812220800. The cubic root of 106163786 is about 473.5059776002.

The spelling of 106163786 in words is "one hundred six million, one hundred sixty-three thousand, seven hundred eighty-six".