562643 has 4 divisors (see below), whose sum is σ = 576408. Its totient is φ = 548880.

The previous prime is 562633. The next prime is 562651. The reversal of 562643 is 346265.

562643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 562643 - 2⁶ = 562579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (562613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6821 + ... + 6902.

It is an arithmetic number, because the mean of its divisors is an integer number (144102).

2⁵⁶²⁶⁴³ is an apocalyptic number.

562643 is a deficient number, since it is larger than the sum of its proper divisors (13765).

562643 is a wasteful number, since it uses less digits than its factorization.

562643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13764.

The product of its digits is 4320, while the sum is 26.

The square root of 562643 is about 750.0953272751. The cubic root of 562643 is about 82.5551758237. Note that the first 3 decimals are identical.

The spelling of 562643 in words is "five hundred sixty-two thousand, six hundred forty-three".