8265636 has 18 divisors (see below), whose sum is σ = 20893782. Its totient is φ = 2755200.

The previous prime is 8265629. The next prime is 8265637. The reversal of 8265636 is 6365628.

It can be written as a sum of positive squares in only one way, i.e., 8156736 + 108900 = 2856^2 + 330^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 229601 = 8265636 / (8 + 2 + 6 + 5 + 6 + 3 + 6).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 8265636.

It is not an unprimeable number, because it can be changed into a prime (8265637) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114765 + ... + 114836.

Almost surely, 2^8265636 is an apocalyptic number.

It is an amenable number.

8265636 is an abundant number, since it is smaller than the sum of its proper divisors (12628146).

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

8265636 is a wasteful number, since it uses less digits than its factorization.

8265636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229611 (or 229606 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 8265636 is about 2875.0019130428. The cubic root of 8265636 is about 202.1895746693.

The spelling of 8265636 in words is "eight million, two hundred sixty-five thousand, six hundred thirty-six".