533424661 has 16 divisors (see below), whose sum is σ = 665573760. Its totient is φ = 415327680.

The previous prime is 533424659. The next prime is 533424673. The reversal of 533424661 is 166424335.

It is a cyclic number.

It is not a de Polignac number, because 533424661 - 2¹ = 533424659 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 (533424611) 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 15 ways as a sum of consecutive naturals, for example, 152035 + ... + 155503.

It is an arithmetic number, because the mean of its divisors is an integer number (41598360).

Almost surely, 2^533424661 is an apocalyptic number.

It is an amenable number.

533424661 is a deficient number, since it is larger than the sum of its proper divisors (132149099).

533424661 is a wasteful number, since it uses less digits than its factorization.

533424661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484.

The product of its digits is 51840, while the sum is 34.

The square root of 533424661 is about 23095.9879849293. The cubic root of 533424661 is about 811.0065528776.

Adding to 533424661 its reverse (166424335), we get a palindrome (699848996).

The spelling of 533424661 in words is "five hundred thirty-three million, four hundred twenty-four thousand, six hundred sixty-one".