36985689 has 24 divisors (see below), whose sum is σ = 57762432. Its totient is φ = 22669920.

The previous prime is 36985687. The next prime is 36985717. The reversal of 36985689 is 98658963.

36985689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36985689 - 2¹ = 36985687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36985687) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 40144 + ... + 41054.

It is an arithmetic number, because the mean of its divisors is an integer number (2406768).

Almost surely, 2^36985689 is an apocalyptic number.

36985689 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

36985689 is a deficient number, since it is larger than the sum of its proper divisors (20776743).

36985689 is a wasteful number, since it uses less digits than its factorization.

36985689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277 (or 1274 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 36985689 is about 6081.5860595736. The cubic root of 36985689 is about 333.1792179786.

The spelling of 36985689 in words is "thirty-six million, nine hundred eighty-five thousand, six hundred eighty-nine".