5335540221 has 16 divisors (see below), whose sum is σ = 7762017600. Its totient is φ = 3233147520.

The previous prime is 5335540141. The next prime is 5335540237. The reversal of 5335540221 is 1220455335.

It is not a de Polignac number, because 5335540221 - 2¹⁰ = 5335539197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5335540291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359455 + ... + 374003.

It is an arithmetic number, because the mean of its divisors is an integer number (485126100).

Almost surely, 2^5335540221 is an apocalyptic number.

It is an amenable number.

5335540221 is a deficient number, since it is larger than the sum of its proper divisors (2426477379).

5335540221 is a wasteful number, since it uses less digits than its factorization.

5335540221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25676.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 5335540221 is about 73044.7822982586. The cubic root of 5335540221 is about 1747.4018829850.

Adding to 5335540221 its reverse (1220455335), we get a palindrome (6555995556).

The spelling of 5335540221 in words is "five billion, three hundred thirty-five million, five hundred forty thousand, two hundred twenty-one".