36390089 has 2 divisors, whose sum is σ = 36390090. Its totient is φ = 36390088.

The previous prime is 36390059. The next prime is 36390113. The reversal of 36390089 is 98009363.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34164025 + 2226064 = 5845^2 + 1492^2 .

It is a cyclic number.

It is not a de Polignac number, because 36390089 - 2¹⁶ = 36324553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36390019) 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 as a sum of consecutive naturals, namely, 18195044 + 18195045.

It is an arithmetic number, because the mean of its divisors is an integer number (18195045).

Almost surely, 2^36390089 is an apocalyptic number.

It is an amenable number.

36390089 is a deficient number, since it is larger than the sum of its proper divisors (1).

36390089 is an equidigital number, since it uses as much as digits as its factorization.

36390089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 36390089 is about 6032.4198295543. The cubic root of 36390089 is about 331.3810776372.

The spelling of 36390089 in words is "thirty-six million, three hundred ninety thousand, eighty-nine".