68563 has 8 divisors (see below), whose sum is σ = 78336. Its totient is φ = 59400.

The previous prime is 68543. The next prime is 68567. The reversal of 68563 is 36586.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 68563 - 2⁵ = 68531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118 + ... + 388.

It is an arithmetic number, because the mean of its divisors is an integer number (9792).

2⁶⁸⁵⁶³ is an apocalyptic number.

68563 is a deficient number, since it is larger than the sum of its proper divisors (9773).

68563 is a wasteful number, since it uses less digits than its factorization.

68563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305.

The product of its digits is 4320, while the sum is 28.

The square root of 68563 is about 261.8453742192. The cubic root of 68563 is about 40.9288872389.

It can be divided in two parts, 6856 and 3, that added together give a cube (6859 = 19³).

The spelling of 68563 in words is "sixty-eight thousand, five hundred sixty-three".