106685188 has 12 divisors (see below), whose sum is σ = 188062812. Its totient is φ = 52952960.

The previous prime is 106685177. The next prime is 106685191. The reversal of 106685188 is 881586601.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 27688644 + 78996544 = 5262^2 + 8888^2 .

It is a super-2 number, since 2×106685188² = 22763458677190688, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 96793 + ... + 97888.

It is an arithmetic number, because the mean of its divisors is an integer number (15671901).

Almost surely, 2^106685188 is an apocalyptic number.

It is an amenable number.

106685188 is a deficient number, since it is larger than the sum of its proper divisors (81377624).

106685188 is a wasteful number, since it uses less digits than its factorization.

106685188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194822 (or 194820 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 43.

The square root of 106685188 is about 10328.8522111607. The cubic root of 106685188 is about 474.2798883461.

The spelling of 106685188 in words is "one hundred six million, six hundred eighty-five thousand, one hundred eighty-eight".