36981718 has 8 divisors (see below), whose sum is σ = 55555848. Its totient is φ = 18463104.

The previous prime is 36981709. The next prime is 36981719. The reversal of 36981718 is 81718963.

36981718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36981719) 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 3 ways as a sum of consecutive naturals, for example, 12171 + ... + 14902.

It is an arithmetic number, because the mean of its divisors is an integer number (6944481).

Almost surely, 2^36981718 is an apocalyptic number.

36981718 is a deficient number, since it is larger than the sum of its proper divisors (18574130).

36981718 is a wasteful number, since it uses less digits than its factorization.

36981718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27758.

The product of its digits is 72576, while the sum is 43.

The square root of 36981718 is about 6081.2595734765. The cubic root of 36981718 is about 333.1672935283.

The spelling of 36981718 in words is "thirty-six million, nine hundred eighty-one thousand, seven hundred eighteen".