36744989 has 2 divisors, whose sum is σ = 36744990. Its totient is φ = 36744988.

The previous prime is 36744971. The next prime is 36745019. The reversal of 36744989 is 98944763.

36744989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25421764 + 11323225 = 5042^2 + 3365^2 .

It is a cyclic number.

It is not a de Polignac number, because 36744989 - 2¹⁶ = 36679453 is a prime.

It is a super-2 number, since 2×36744989² = 2700388433220242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36744949) 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 as a sum of consecutive naturals, namely, 18372494 + 18372495.

It is an arithmetic number, because the mean of its divisors is an integer number (18372495).

Almost surely, 2^36744989 is an apocalyptic number.

It is an amenable number.

36744989 is a deficient number, since it is larger than the sum of its proper divisors (1).

36744989 is an equidigital number, since it uses as much as digits as its factorization.

36744989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 50.

The square root of 36744989 is about 6061.7645120872. The cubic root of 36744989 is about 332.4548761951.

The spelling of 36744989 in words is "thirty-six million, seven hundred forty-four thousand, nine hundred eighty-nine".