36216889 has 2 divisors, whose sum is σ = 36216890. Its totient is φ = 36216888.

The previous prime is 36216857. The next prime is 36216893. The reversal of 36216889 is 98861263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32296489 + 3920400 = 5683^2 + 1980^2 .

It is a cyclic number.

It is not a de Polignac number, because 36216889 - 2⁵ = 36216857 is a prime.

It is not a weakly prime, because it can be changed into another prime (36216809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18108444 + 18108445.

It is an arithmetic number, because the mean of its divisors is an integer number (18108445).

Almost surely, 2^36216889 is an apocalyptic number.

It is an amenable number.

36216889 is a deficient number, since it is larger than the sum of its proper divisors (1).

36216889 is an equidigital number, since it uses as much as digits as its factorization.

36216889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 43.

The square root of 36216889 is about 6018.0469423227. The cubic root of 36216889 is about 330.8545010887.

The spelling of 36216889 in words is "thirty-six million, two hundred sixteen thousand, eight hundred eighty-nine".