8636229 has 36 divisors (see below), whose sum is σ = 14855776. Its totient is φ = 4735584.

The previous prime is 8636219. The next prime is 8636237. The reversal of 8636229 is 9226368.

It is not a de Polignac number, because 8636229 - 2⁹ = 8635717 is a prime.

It is a Duffinian number.

8636229 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 8636193 and 8636202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8636219) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 52902 + ... + 53064.

Almost surely, 2^8636229 is an apocalyptic number.

It is an amenable number.

8636229 is a deficient number, since it is larger than the sum of its proper divisors (6219547).

8636229 is a wasteful number, since it uses less digits than its factorization.

8636229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 202 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 8636229 is about 2938.7461612055. The cubic root of 8636229 is about 205.1672559268.

It can be divided in two parts, 86 and 36229, that added together give a triangular number (36315 = T₂₆₉).

The spelling of 8636229 in words is "eight million, six hundred thirty-six thousand, two hundred twenty-nine".