5217543 has 12 divisors (see below), whose sum is σ = 7556328. Its totient is φ = 3469200.

The previous prime is 5217523. The next prime is 5217557. The reversal of 5217543 is 3457125.

It is a happy number.

It is not a de Polignac number, because 5217543 - 2⁹ = 5217031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217523) 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 11 ways as a sum of consecutive naturals, for example, 5896 + ... + 6722.

It is an arithmetic number, because the mean of its divisors is an integer number (629694).

Almost surely, 2^5217543 is an apocalyptic number.

5217543 is a deficient number, since it is larger than the sum of its proper divisors (2338785).

5217543 is a wasteful number, since it uses less digits than its factorization.

5217543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534 (or 1531 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 5217543 is about 2284.1941686293. The cubic root of 5217543 is about 173.4424284453.

The spelling of 5217543 in words is "five million, two hundred seventeen thousand, five hundred forty-three".