36392561 has 2 divisors, whose sum is σ = 36392562. Its totient is φ = 36392560.

The previous prime is 36392527. The next prime is 36392579. The reversal of 36392561 is 16529363.

36392561 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., 36372961 + 19600 = 6031^2 + 140^2 .

It is a cyclic number.

It is not a de Polignac number, because 36392561 - 2¹⁴ = 36376177 is a prime.

It is a super-2 number, since 2×36392561² = 2648836992277442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36302561) 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, 18196280 + 18196281.

It is an arithmetic number, because the mean of its divisors is an integer number (18196281).

Almost surely, 2^36392561 is an apocalyptic number.

It is an amenable number.

36392561 is a deficient number, since it is larger than the sum of its proper divisors (1).

36392561 is an equidigital number, since it uses as much as digits as its factorization.

36392561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 35.

The square root of 36392561 is about 6032.6247189760. The cubic root of 36392561 is about 331.3885811040.

The spelling of 36392561 in words is "thirty-six million, three hundred ninety-two thousand, five hundred sixty-one".