533421563 has 16 divisors (see below), whose sum is σ = 600086880. Its totient is φ = 471614976.

The previous prime is 533421541. The next prime is 533421569. The reversal of 533421563 is 365124335.

It is a cyclic number.

It is not a de Polignac number, because 533421563 - 2²⁴ = 516644347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (533421569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3620 + ... + 32862.

It is an arithmetic number, because the mean of its divisors is an integer number (37505430).

Almost surely, 2^533421563 is an apocalyptic number.

533421563 is a deficient number, since it is larger than the sum of its proper divisors (66665317).

533421563 is a wasteful number, since it uses less digits than its factorization.

533421563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29326.

The product of its digits is 32400, while the sum is 32.

The square root of 533421563 is about 23095.9209169065. The cubic root of 533421563 is about 811.0049828319.

Adding to 533421563 its reverse (365124335), we get a palindrome (898545898).

The spelling of 533421563 in words is "five hundred thirty-three million, four hundred twenty-one thousand, five hundred sixty-three".