5530523 has 4 divisors (see below), whose sum is σ = 5535480. Its totient is φ = 5525568.

The previous prime is 5530519. The next prime is 5530529. The reversal of 5530523 is 3250355.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3250355 = 5 ⋅650071.

It is a cyclic number.

It is not a de Polignac number, because 5530523 - 2² = 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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68 + ... + 3326.

It is an arithmetic number, because the mean of its divisors is an integer number (1383870).

Almost surely, 2^5530523 is an apocalyptic number.

5530523 is a deficient number, since it is larger than the sum of its proper divisors (4957).

5530523 is a wasteful number, since it uses less digits than its factorization.

5530523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4956.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 5530523 is about 2351.7064017432. The cubic root of 5530523 is about 176.8433503951.

Adding to 5530523 its reverse (3250355), we get a palindrome (8780878).

The spelling of 5530523 in words is "five million, five hundred thirty thousand, five hundred twenty-three".