36006666 has 16 divisors (see below), whose sum is σ = 73000704. Its totient is φ = 11837664.

The previous prime is 36006643. The next prime is 36006667. The reversal of 36006666 is 66660063.

36006666 is a modest number, since divided by 6666 gives 3600 as remainder.

It is not an unprimeable number, because it can be changed into a prime (36006667) 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 7 ways as a sum of consecutive naturals, for example, 40666 + ... + 41541.

It is an arithmetic number, because the mean of its divisors is an integer number (4562544).

Almost surely, 2^36006666 is an apocalyptic number.

36006666 is an abundant number, since it is smaller than the sum of its proper divisors (36994038).

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

36006666 is a wasteful number, since it uses less digits than its factorization.

36006666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82285.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 36006666 is about 6000.5554742874. Note that the first 3 decimals coincide. The cubic root of 36006666 is about 330.2131038604.

The spelling of 36006666 in words is "thirty-six million, six thousand, six hundred sixty-six".