563738 has 16 divisors (see below), whose sum is σ = 982464. Its totient is φ = 237600.

The previous prime is 563723. The next prime is 563743. The reversal of 563738 is 837365.

It is a happy number.

It is an Ulam number.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

563738 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, 638 + ... + 1238.

It is an arithmetic number, because the mean of its divisors is an integer number (61404).

2⁵⁶³⁷³⁸ is an apocalyptic number.

563738 is a deficient number, since it is larger than the sum of its proper divisors (418726).

563738 is a wasteful number, since it uses less digits than its factorization.

563738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677.

The product of its digits is 15120, while the sum is 32.

The square root of 563738 is about 750.8248797156. The cubic root of 563738 is about 82.6086966398.

The spelling of 563738 in words is "five hundred sixty-three thousand, seven hundred thirty-eight".