563442 has 16 divisors (see below), whose sum is σ = 1229472. Its totient is φ = 170720.

The previous prime is 563419. The next prime is 563447. The reversal of 563442 is 244365.

It is not an unprimeable number, because it can be changed into a prime (563447) by changing a digit.

563442 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4203 + ... + 4334.

It is an arithmetic number, because the mean of its divisors is an integer number (76842).

2⁵⁶³⁴⁴² is an apocalyptic number.

563442 is an abundant number, since it is smaller than the sum of its proper divisors (666030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563442 is a wasteful number, since it uses less digits than its factorization.

563442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553.

The product of its digits is 2880, while the sum is 24.

The square root of 563442 is about 750.6277372973. The cubic root of 563442 is about 82.5942357524.

The spelling of 563442 in words is "five hundred sixty-three thousand, four hundred forty-two".