5440217 has 2 divisors, whose sum is σ = 5440218. Its totient is φ = 5440216.

The previous prime is 5440189. The next prime is 5440223. The reversal of 5440217 is 7120445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2972176 + 2468041 = 1724^2 + 1571^2 .

It is a cyclic number.

It is not a de Polignac number, because 5440217 - 2¹⁸ = 5178073 is a prime.

It is a super-2 number, since 2×5440217² = 59191922014178, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5440192 and 5440201.

It is not a weakly prime, because it can be changed into another prime (5440247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720108 + 2720109.

It is an arithmetic number, because the mean of its divisors is an integer number (2720109).

Almost surely, 2^5440217 is an apocalyptic number.

It is an amenable number.

5440217 is a deficient number, since it is larger than the sum of its proper divisors (1).

5440217 is an equidigital number, since it uses as much as digits as its factorization.

5440217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 5440217 is about 2332.4272764654. The cubic root of 5440217 is about 175.8755253651.

The spelling of 5440217 in words is "five million, four hundred forty thousand, two hundred seventeen".