36631201 has 2 divisors, whose sum is σ = 36631202. Its totient is φ = 36631200.

The previous prime is 36631187. The next prime is 36631219. The reversal of 36631201 is 10213663.

36631201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25240576 + 11390625 = 5024^2 + 3375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36631201 is a prime.

It is not a weakly prime, because it can be changed into another prime (36631261) 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, 18315600 + 18315601.

It is an arithmetic number, because the mean of its divisors is an integer number (18315601).

Almost surely, 2^36631201 is an apocalyptic number.

It is an amenable number.

36631201 is a deficient number, since it is larger than the sum of its proper divisors (1).

36631201 is an equidigital number, since it uses as much as digits as its factorization.

36631201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 36631201 is about 6052.3715186694. The cubic root of 36631201 is about 332.1113509737. Note that the first 3 decimals are identical.

Adding to 36631201 its reverse (10213663), we get a palindrome (46844864).

The spelling of 36631201 in words is "thirty-six million, six hundred thirty-one thousand, two hundred one".