5440336221 has 16 divisors (see below), whose sum is σ = 7424890880. Its totient is φ = 3541391280.

The previous prime is 5440336201. The next prime is 5440336241. The reversal of 5440336221 is 1226330445.

It is an interprime number because it is at equal distance from previous prime (5440336201) and next prime (5440336241).

It is not a de Polignac number, because 5440336221 - 2⁷ = 5440336093 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 (5440336201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593886 + ... + 602976.

It is an arithmetic number, because the mean of its divisors is an integer number (464055680).

Almost surely, 2^5440336221 is an apocalyptic number.

It is an amenable number.

5440336221 is a deficient number, since it is larger than the sum of its proper divisors (1984554659).

5440336221 is a wasteful number, since it uses less digits than its factorization.

5440336221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13776.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 5440336221 is about 73758.6348911095. The cubic root of 5440336221 is about 1758.7681011185.

Adding to 5440336221 its reverse (1226330445), we get a palindrome (6666666666).

The spelling of 5440336221 in words is "five billion, four hundred forty million, three hundred thirty-six thousand, two hundred twenty-one".