36719985 has 16 divisors (see below), whose sum is σ = 58918464. Its totient is φ = 19528512.

The previous prime is 36719981. The next prime is 36719999. The reversal of 36719985 is 58991763.

It is not a de Polignac number, because 36719985 - 2² = 36719981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36719981) 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 15 ways as a sum of consecutive naturals, for example, 2314 + ... + 8876.

It is an arithmetic number, because the mean of its divisors is an integer number (3682404).

Almost surely, 2^36719985 is an apocalyptic number.

It is an amenable number.

36719985 is a deficient number, since it is larger than the sum of its proper divisors (22198479).

36719985 is a wasteful number, since it uses less digits than its factorization.

36719985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6944.

The product of its digits is 408240, while the sum is 48.

The square root of 36719985 is about 6059.7017253327. The cubic root of 36719985 is about 332.3794501466.

The spelling of 36719985 in words is "thirty-six million, seven hundred nineteen thousand, nine hundred eighty-five".