936269989 has 2 divisors, whose sum is σ = 936269990. Its totient is φ = 936269988.

The previous prime is 936269977. The next prime is 936270007. The reversal of 936269989 is 989962639.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 678185764 + 258084225 = 26042^2 + 16065^2 .

It is a cyclic number.

It is not a de Polignac number, because 936269989 - 2⁷ = 936269861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (936263989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 468134994 + 468134995.

It is an arithmetic number, because the mean of its divisors is an integer number (468134995).

Almost surely, 2^936269989 is an apocalyptic number.

It is an amenable number.

936269989 is a deficient number, since it is larger than the sum of its proper divisors (1).

936269989 is an equidigital number, since it uses as much as digits as its factorization.

936269989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11337408, while the sum is 61.

The square root of 936269989 is about 30598.5291966787. The cubic root of 936269989 is about 978.2886936058.

The spelling of 936269989 in words is "nine hundred thirty-six million, two hundred sixty-nine thousand, nine hundred eighty-nine".