5524421 has 16 divisors (see below), whose sum is σ = 6748800. Its totient is φ = 4416768.

The previous prime is 5524403. The next prime is 5524423. The reversal of 5524421 is 1244255.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5524421 - 2⁶ = 5524357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5524423) 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 15 ways as a sum of consecutive naturals, for example, 9425 + ... + 9993.

It is an arithmetic number, because the mean of its divisors is an integer number (421800).

Almost surely, 2^5524421 is an apocalyptic number.

It is an amenable number.

5524421 is a deficient number, since it is larger than the sum of its proper divisors (1224379).

5524421 is a wasteful number, since it uses less digits than its factorization.

5524421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668.

The product of its digits is 1600, while the sum is 23.

The square root of 5524421 is about 2350.4086878669. The cubic root of 5524421 is about 176.7782875168.

Adding to 5524421 its reverse (1244255), we get a palindrome (6768676).

The spelling of 5524421 in words is "five million, five hundred twenty-four thousand, four hundred twenty-one".