36409201 has 2 divisors, whose sum is σ = 36409202. Its totient is φ = 36409200.

The previous prime is 36409199. The next prime is 36409213. The reversal of 36409201 is 10290463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22896225 + 13512976 = 4785^2 + 3676^2 .

It is a cyclic number.

It is not a de Polignac number, because 36409201 - 2¹ = 36409199 is a prime.

Together with 36409199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (36409001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18204600 + 18204601.

It is an arithmetic number, because the mean of its divisors is an integer number (18204601).

Almost surely, 2^36409201 is an apocalyptic number.

It is an amenable number.

36409201 is a deficient number, since it is larger than the sum of its proper divisors (1).

36409201 is an equidigital number, since it uses as much as digits as its factorization.

36409201 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 25.

The square root of 36409201 is about 6034.0037288686. The cubic root of 36409201 is about 331.4390810378.

Adding to 36409201 its reverse (10290463), we get a palindrome (46699664).

The spelling of 36409201 in words is "thirty-six million, four hundred nine thousand, two hundred one".