9072636 has 12 divisors (see below), whose sum is σ = 21169512. Its totient is φ = 3024208.

The previous prime is 9072631. The next prime is 9072643. The reversal of 9072636 is 6362709.

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

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 = 9072597 and 9072606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9072631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 378015 + ... + 378038.

It is an arithmetic number, because the mean of its divisors is an integer number (1764126).

Almost surely, 2^9072636 is an apocalyptic number.

It is an amenable number.

9072636 is an abundant number, since it is smaller than the sum of its proper divisors (12096876).

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

9072636 is a wasteful number, since it uses less digits than its factorization.

9072636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756060 (or 756058 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 9072636 is about 3012.0816721995. The cubic root of 9072636 is about 208.5664723733.

The spelling of 9072636 in words is "nine million, seventy-two thousand, six hundred thirty-six".