36985666 has 16 divisors (see below), whose sum is σ = 60284160. Its totient is φ = 16953840.

The previous prime is 36985661. The next prime is 36985673. The reversal of 36985666 is 66658963.

It is not an unprimeable number, because it can be changed into a prime (36985661) 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, 14521 + ... + 16876.

It is an arithmetic number, because the mean of its divisors is an integer number (3767760).

Almost surely, 2^36985666 is an apocalyptic number.

36985666 is a deficient number, since it is larger than the sum of its proper divisors (23298494).

36985666 is a wasteful number, since it uses less digits than its factorization.

36985666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31449.

The product of its digits is 1399680, while the sum is 49.

The square root of 36985666 is about 6081.5841686192. The cubic root of 36985666 is about 333.1791489147.

The spelling of 36985666 in words is "thirty-six million, nine hundred eighty-five thousand, six hundred sixty-six".