563390 has 16 divisors (see below), whose sum is σ = 1034208. Its totient is φ = 220896.

The previous prime is 563377. The next prime is 563401. The reversal of 563390 is 93365.

563390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 563390.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2 + ... + 1061.

It is an arithmetic number, because the mean of its divisors is an integer number (64638).

2⁵⁶³³⁹⁰ is an apocalyptic number.

563390 is a deficient number, since it is larger than the sum of its proper divisors (470818).

563390 is a wasteful number, since it uses less digits than its factorization.

With its successor (563391) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (1123).

563390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 563390 is about 750.5930988225. The cubic root of 563390 is about 82.5916948033.

The spelling of 563390 in words is "five hundred sixty-three thousand, three hundred ninety".