36186666 has 16 divisors (see below), whose sum is σ = 74329824. Its totient is φ = 11736144.

The previous prime is 36186649. The next prime is 36186671. The reversal of 36186666 is 66668163.

36186666 is a modest number, since divided by 6666 gives 3618 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81280 + ... + 81723.

It is an arithmetic number, because the mean of its divisors is an integer number (4645614).

Almost surely, 2^36186666 is an apocalyptic number.

36186666 is an abundant number, since it is smaller than the sum of its proper divisors (38143158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36186666 is a wasteful number, since it uses less digits than its factorization.

36186666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163045.

The product of its digits is 186624, while the sum is 42.

The square root of 36186666 is about 6015.5353876442. The cubic root of 36186666 is about 330.7624427640.

The spelling of 36186666 in words is "thirty-six million, one hundred eighty-six thousand, six hundred sixty-six".