36537289 has 2 divisors, whose sum is σ = 36537290. Its totient is φ = 36537288.

The previous prime is 36537257. The next prime is 36537329. The reversal of 36537289 is 98273563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36000000 + 537289 = 6000^2 + 733^2 .

It is a cyclic number.

It is not a de Polignac number, because 36537289 - 2⁵ = 36537257 is a prime.

It is not a weakly prime, because it can be changed into another prime (36537089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18268644 + 18268645.

It is an arithmetic number, because the mean of its divisors is an integer number (18268645).

Almost surely, 2^36537289 is an apocalyptic number.

It is an amenable number.

36537289 is a deficient number, since it is larger than the sum of its proper divisors (1).

36537289 is an equidigital number, since it uses as much as digits as its factorization.

36537289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 43.

The square root of 36537289 is about 6044.6082586053. The cubic root of 36537289 is about 331.8272950157.

It can be divided in two parts, 36 and 537289, that multiplied together give a square (19342404 = 4398²).

The spelling of 36537289 in words is "thirty-six million, five hundred thirty-seven thousand, two hundred eighty-nine".