533132421 has 16 divisors (see below), whose sum is σ = 727336704. Its totient is φ = 347203584.

The previous prime is 533132417. The next prime is 533132443. The reversal of 533132421 is 124231335.

It is not a de Polignac number, because 533132421 - 2² = 533132417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 533132391 and 533132400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533132401) 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, 78081 + ... + 84633.

It is an arithmetic number, because the mean of its divisors is an integer number (45458544).

Almost surely, 2^533132421 is an apocalyptic number.

It is an amenable number.

533132421 is a deficient number, since it is larger than the sum of its proper divisors (194204283).

533132421 is a wasteful number, since it uses less digits than its factorization.

533132421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7180.

The product of its digits is 2160, while the sum is 24.

The square root of 533132421 is about 23089.6604782314. The cubic root of 533132421 is about 810.8584208371.

Adding to 533132421 its reverse (124231335), we get a palindrome (657363756).

The spelling of 533132421 in words is "five hundred thirty-three million, one hundred thirty-two thousand, four hundred twenty-one".