562543 has 4 divisors (see below), whose sum is σ = 574560. Its totient is φ = 550528.

The previous prime is 562537. The next prime is 562577. The reversal of 562543 is 345265.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-562543 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 (562043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5938 + ... + 6031.

It is an arithmetic number, because the mean of its divisors is an integer number (143640).

2⁵⁶²⁵⁴³ is an apocalyptic number.

562543 is a deficient number, since it is larger than the sum of its proper divisors (12017).

562543 is a wasteful number, since it uses less digits than its factorization.

562543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12016.

The product of its digits is 3600, while the sum is 25.

The square root of 562543 is about 750.0286661188. The cubic root of 562543 is about 82.5502846187.

The spelling of 562543 in words is "five hundred sixty-two thousand, five hundred forty-three".