5530521 has 8 divisors (see below), whose sum is σ = 7409824. Its totient is φ = 3669120.

The previous prime is 5530519. The next prime is 5530529. The reversal of 5530521 is 1250355.

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

It is not a de Polignac number, because 5530521 - 2¹ = 5530519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5530529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3736 + ... + 5001.

It is an arithmetic number, because the mean of its divisors is an integer number (926228).

Almost surely, 2^5530521 is an apocalyptic number.

It is an amenable number.

5530521 is a deficient number, since it is larger than the sum of its proper divisors (1879303).

5530521 is a wasteful number, since it uses less digits than its factorization.

5530521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8951.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 5530521 is about 2351.7059765200. The cubic root of 5530521 is about 176.8433290778.

Adding to 5530521 its reverse (1250355), we get a palindrome (6780876).

The spelling of 5530521 in words is "five million, five hundred thirty thousand, five hundred twenty-one".