5440447 has 2 divisors, whose sum is σ = 5440448. Its totient is φ = 5440446.

The previous prime is 5440427. The next prime is 5440453. The reversal of 5440447 is 7440445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5440447 - 2⁷ = 5440319 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5440417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720223 + 2720224.

It is an arithmetic number, because the mean of its divisors is an integer number (2720224).

Almost surely, 2^5440447 is an apocalyptic number.

5440447 is a deficient number, since it is larger than the sum of its proper divisors (1).

5440447 is an equidigital number, since it uses as much as digits as its factorization.

5440447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 5440447 is about 2332.4765808042. The cubic root of 5440447 is about 175.8780038693.

The spelling of 5440447 in words is "five million, four hundred forty thousand, four hundred forty-seven".