9045636 has 12 divisors (see below), whose sum is σ = 21106512. Its totient is φ = 3015208.

The previous prime is 9045611. The next prime is 9045637. The reversal of 9045636 is 6365409.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×9045636³ (a number of 22 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 9045597 and 9045606.

It is not an unprimeable number, because it can be changed into a prime (9045637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376890 + ... + 376913.

It is an arithmetic number, because the mean of its divisors is an integer number (1758876).

Almost surely, 2^9045636 is an apocalyptic number.

It is an amenable number.

9045636 is an abundant number, since it is smaller than the sum of its proper divisors (12060876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9045636 is a wasteful number, since it uses less digits than its factorization.

9045636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753810 (or 753808 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 9045636 is about 3007.5963824955. The cubic root of 9045636 is about 208.3593701148.

The spelling of 9045636 in words is "nine million, forty-five thousand, six hundred thirty-six".