10201636 has 9 divisors (see below), whose sum is σ = 17864049. Its totient is φ = 5097624.

The previous prime is 10201589. The next prime is 10201643. The reversal of 10201636 is 63610201.

The square root of 10201636 is 3194.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2044900 + 8156736 = 1430^2 + 2856^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5590 + ... + 7186.

Almost surely, 2^10201636 is an apocalyptic number.

10201636 is the 3194-th square number.

It is an amenable number.

10201636 is a deficient number, since it is larger than the sum of its proper divisors (7662413).

10201636 is an frugal number, since it uses more digits than its factorization.

10201636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198 (or 1599 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The cubic root of 10201636 is about 216.8818826696.

Adding to 10201636 its reverse (63610201), we get a palindrome (73811837).

The spelling of 10201636 in words is "ten million, two hundred one thousand, six hundred thirty-six".