36063221 has 2 divisors, whose sum is σ = 36063222. Its totient is φ = 36063220.

The previous prime is 36063193. The next prime is 36063233. The reversal of 36063221 is 12236063.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25140196 + 10923025 = 5014^2 + 3305^2 .

It is a cyclic number.

It is not a de Polignac number, because 36063221 - 2¹⁰ = 36062197 is a prime.

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 (36063721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18031610 + 18031611.

It is an arithmetic number, because the mean of its divisors is an integer number (18031611).

Almost surely, 2^36063221 is an apocalyptic number.

It is an amenable number.

36063221 is a deficient number, since it is larger than the sum of its proper divisors (1).

36063221 is an equidigital number, since it uses as much as digits as its factorization.

36063221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 36063221 is about 6005.2661056776. The cubic root of 36063221 is about 330.3858999478.

Adding to 36063221 its reverse (12236063), we get a palindrome (48299284).

The spelling of 36063221 in words is "thirty-six million, sixty-three thousand, two hundred twenty-one".