5217844 has 12 divisors (see below), whose sum is σ = 9668484. Its totient is φ = 2455424.

The previous prime is 5217841. The next prime is 5217847. The reversal of 5217844 is 4487125.

It is an interprime number because it is at equal distance from previous prime (5217841) and next prime (5217847).

It can be written as a sum of positive squares in 2 ways, for example, as 4892944 + 324900 = 2212^2 + 570^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217841) 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 in 3 ways as a sum of consecutive naturals, for example, 38299 + ... + 38434.

It is an arithmetic number, because the mean of its divisors is an integer number (805707).

Almost surely, 2^5217844 is an apocalyptic number.

It is an amenable number.

5217844 is a deficient number, since it is larger than the sum of its proper divisors (4450640).

5217844 is a wasteful number, since it uses less digits than its factorization.

5217844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76754 (or 76752 counting only the distinct ones).

The product of its digits is 8960, while the sum is 31.

The square root of 5217844 is about 2284.2600552477. The cubic root of 5217844 is about 173.4457636784.

The spelling of 5217844 in words is "five million, two hundred seventeen thousand, eight hundred forty-four".