553024421 has 8 divisors (see below), whose sum is σ = 565023744. Its totient is φ = 541144800.

The previous prime is 553024391. The next prime is 553024463. The reversal of 553024421 is 124420355.

It is a happy number.

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 553024421 - 2⁶ = 553024357 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 (553024481) 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 7 ways as a sum of consecutive naturals, for example, 20555 + ... + 39096.

It is an arithmetic number, because the mean of its divisors is an integer number (70627968).

Almost surely, 2^553024421 is an apocalyptic number.

It is an amenable number.

553024421 is a deficient number, since it is larger than the sum of its proper divisors (11999323).

553024421 is a wasteful number, since it uses less digits than its factorization.

553024421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59851.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 553024421 is about 23516.4712701545. The cubic root of 553024421 is about 820.8203276927.

Adding to 553024421 its reverse (124420355), we get a palindrome (677444776).

The spelling of 553024421 in words is "five hundred fifty-three million, twenty-four thousand, four hundred twenty-one".