36199321 has 2 divisors, whose sum is σ = 36199322. Its totient is φ = 36199320.

The previous prime is 36199253. The next prime is 36199343. The reversal of 36199321 is 12399163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33223696 + 2975625 = 5764^2 + 1725^2 .

It is a cyclic number.

It is not a de Polignac number, because 36199321 - 2⁹ = 36198809 is a prime.

It is a super-2 number, since 2×36199321² = 2620781681722082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36199621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18099660 + 18099661.

It is an arithmetic number, because the mean of its divisors is an integer number (18099661).

Almost surely, 2^36199321 is an apocalyptic number.

It is an amenable number.

36199321 is a deficient number, since it is larger than the sum of its proper divisors (1).

36199321 is an equidigital number, since it uses as much as digits as its factorization.

36199321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8748, while the sum is 34.

The square root of 36199321 is about 6016.5871555226. The cubic root of 36199321 is about 330.8009957388.

The spelling of 36199321 in words is "thirty-six million, one hundred ninety-nine thousand, three hundred twenty-one".