8533636 has 12 divisors (see below), whose sum is σ = 15216012. Its totient is φ = 4186208.

The previous prime is 8533619. The next prime is 8533639. The reversal of 8533636 is 6363358.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6791236 + 1742400 = 2606^2 + 1320^2 .

It is a super-3 number, since 3×8533636³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (8533639) 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, 19915 + ... + 20338.

It is an arithmetic number, because the mean of its divisors is an integer number (1268001).

Almost surely, 2^8533636 is an apocalyptic number.

It is an amenable number.

8533636 is a deficient number, since it is larger than the sum of its proper divisors (6682376).

8533636 is a wasteful number, since it uses less digits than its factorization.

8533636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40310 (or 40308 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

The square root of 8533636 is about 2921.2387783268. The cubic root of 8533636 is about 204.3515979464.

It can be divided in two parts, 853 and 3636, that added together give a square (4489 = 67²).

The spelling of 8533636 in words is "eight million, five hundred thirty-three thousand, six hundred thirty-six".