533493636 has 96 divisors (see below), whose sum is σ = 1378460160. Its totient is φ = 159584256.

The previous prime is 533493613. The next prime is 533493637. The reversal of 533493636 is 636394335.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (533493637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 899356 + ... + 899948.

It is an arithmetic number, because the mean of its divisors is an integer number (14358960).

Almost surely, 2^533493636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 533493636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (689230080).

533493636 is an abundant number, since it is smaller than the sum of its proper divisors (844966524).

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

533493636 is a wasteful number, since it uses less digits than its factorization.

533493636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765 (or 763 counting only the distinct ones).

The product of its digits is 524880, while the sum is 42.

The square root of 533493636 is about 23097.4811613734. The cubic root of 533493636 is about 811.0415073708.

The spelling of 533493636 in words is "five hundred thirty-three million, four hundred ninety-three thousand, six hundred thirty-six".