36627989 has 2 divisors, whose sum is σ = 36627990. Its totient is φ = 36627988.

The previous prime is 36627971. The next prime is 36628001. The reversal of 36627989 is 98972663.

36627989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29789764 + 6838225 = 5458^2 + 2615^2 .

It is an emirp because it is prime and its reverse (98972663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36627989 - 2¹² = 36623893 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36627949) 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, 18313994 + 18313995.

It is an arithmetic number, because the mean of its divisors is an integer number (18313995).

Almost surely, 2^36627989 is an apocalyptic number.

It is an amenable number.

36627989 is a deficient number, since it is larger than the sum of its proper divisors (1).

36627989 is an equidigital number, since it uses as much as digits as its factorization.

36627989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 50.

The square root of 36627989 is about 6052.1061623207. The cubic root of 36627989 is about 332.1016436494.

The spelling of 36627989 in words is "thirty-six million, six hundred twenty-seven thousand, nine hundred eighty-nine".