36216986 has 16 divisors (see below), whose sum is σ = 58657704. Its totient is φ = 16671744.

The previous prime is 36216949. The next prime is 36216989. The reversal of 36216986 is 68961263.

It can be written as a sum of positive squares in 4 ways, for example, as 25452025 + 10764961 = 5045^2 + 3281^2 .

It is not an unprimeable number, because it can be changed into a prime (36216989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9650 + ... + 12866.

Almost surely, 2^36216986 is an apocalyptic number.

36216986 is a deficient number, since it is larger than the sum of its proper divisors (22440718).

36216986 is a wasteful number, since it uses less digits than its factorization.

36216986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3665.

The product of its digits is 93312, while the sum is 41.

The square root of 36216986 is about 6018.0550014103. The cubic root of 36216986 is about 330.8547964652.

The spelling of 36216986 in words is "thirty-six million, two hundred sixteen thousand, nine hundred eighty-six".