3636422773 has 2 divisors, whose sum is σ = 3636422774. Its totient is φ = 3636422772.

The previous prime is 3636422771. The next prime is 3636422807. The reversal of 3636422773 is 3772246363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3187957444 + 448465329 = 56462^2 + 21177^2 .

It is a cyclic number.

It is not a de Polignac number, because 3636422773 - 2¹ = 3636422771 is a prime.

Together with 3636422771, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3636422771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1818211386 + 1818211387.

It is an arithmetic number, because the mean of its divisors is an integer number (1818211387).

Almost surely, 2^3636422773 is an apocalyptic number.

It is an amenable number.

3636422773 is a deficient number, since it is larger than the sum of its proper divisors (1).

3636422773 is an equidigital number, since it uses as much as digits as its factorization.

3636422773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 43.

The square root of 3636422773 is about 60302.7592486447. The cubic root of 3636422773 is about 1537.7702556016.

It can be divided in two parts, 3636 and 422773, that added together give a square (426409 = 653²).

The spelling of 3636422773 in words is "three billion, six hundred thirty-six million, four hundred twenty-two thousand, seven hundred seventy-three".