5636540228 has 48 divisors (see below), whose sum is σ = 11363284800. Its totient is φ = 2419447680.

The previous prime is 5636540227. The next prime is 5636540267. The reversal of 5636540228 is 8220456365.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5636540227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254378 + ... + 275646.

It is an arithmetic number, because the mean of its divisors is an integer number (236735100).

Almost surely, 2^5636540228 is an apocalyptic number.

It is an amenable number.

5636540228 is an abundant number, since it is smaller than the sum of its proper divisors (5726744572).

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

5636540228 is a wasteful number, since it uses less digits than its factorization.

5636540228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21620 (or 21618 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The square root of 5636540228 is about 75076.8954339483. The cubic root of 5636540228 is about 1779.6620395277.

The spelling of 5636540228 in words is "five billion, six hundred thirty-six million, five hundred forty thousand, two hundred twenty-eight".