533325021 has 8 divisors (see below), whose sum is σ = 715358784. Its totient is φ = 353420640.

The previous prime is 533325017. The next prime is 533325031. The reversal of 533325021 is 120523335.

It is a happy number.

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

It is not a de Polignac number, because 533325021 - 2² = 533325017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 533324982 and 533325000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533325011) 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 7 ways as a sum of consecutive naturals, for example, 531760 + ... + 532761.

It is an arithmetic number, because the mean of its divisors is an integer number (89419848).

Almost surely, 2^533325021 is an apocalyptic number.

It is an amenable number.

533325021 is a deficient number, since it is larger than the sum of its proper divisors (182033763).

533325021 is a wasteful number, since it uses less digits than its factorization.

533325021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064691.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 533325021 is about 23093.8307995880. The cubic root of 533325021 is about 810.9560529470.

Adding to 533325021 its reverse (120523335), we get a palindrome (653848356).

The spelling of 533325021 in words is "five hundred thirty-three million, three hundred twenty-five thousand, twenty-one".