533253221 has 8 divisors (see below), whose sum is σ = 563308320. Its totient is φ = 503397072.

The previous prime is 533253209. The next prime is 533253223. The reversal of 533253221 is 122352335.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 533253221 - 2¹⁰ = 533252197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533253223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44210 + ... + 54963.

It is an arithmetic number, because the mean of its divisors is an integer number (70413540).

Almost surely, 2^533253221 is an apocalyptic number.

It is an amenable number.

533253221 is a deficient number, since it is larger than the sum of its proper divisors (30055099).

533253221 is a wasteful number, since it uses less digits than its factorization.

533253221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99475.

The product of its digits is 5400, while the sum is 26.

The square root of 533253221 is about 23092.2762195501. The cubic root of 533253221 is about 810.9196590937.

The spelling of 533253221 in words is "five hundred thirty-three million, two hundred fifty-three thousand, two hundred twenty-one".