533028661 has 8 divisors (see below), whose sum is σ = 581996448. Its totient is φ = 484146000.

The previous prime is 533028653. The next prime is 533028667. The reversal of 533028661 is 166820335.

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 533028661 - 2³ = 533028653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533028667) 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, 7810 + ... + 33571.

It is an arithmetic number, because the mean of its divisors is an integer number (72749556).

Almost surely, 2^533028661 is an apocalyptic number.

It is an amenable number.

533028661 is a deficient number, since it is larger than the sum of its proper divisors (48967787).

533028661 is a wasteful number, since it uses less digits than its factorization.

533028661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42563.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 533028661 is about 23087.4134757447. The cubic root of 533028661 is about 810.8058134390.

Adding to 533028661 its reverse (166820335), we get a palindrome (699848996).

The spelling of 533028661 in words is "five hundred thirty-three million, twenty-eight thousand, six hundred sixty-one".