288563 has 8 divisors (see below), whose sum is σ = 323760. Its totient is φ = 254880.

The previous prime is 288559. The next prime is 288571. The reversal of 288563 is 365882.

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

It is a cyclic number.

It is not a de Polignac number, because 288563 - 2² = 288559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (288583) 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, 53 + ... + 761.

It is an arithmetic number, because the mean of its divisors is an integer number (40470).

2²⁸⁸⁵⁶³ is an apocalyptic number.

288563 is a deficient number, since it is larger than the sum of its proper divisors (35197).

288563 is a wasteful number, since it uses less digits than its factorization.

288563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757.

The product of its digits is 11520, while the sum is 32.

The square root of 288563 is about 537.1806027771. The cubic root of 288563 is about 66.0815490289.

It can be divided in two parts, 28856 and 3, that multiplied together give a palindrome (86568).

The spelling of 288563 in words is "two hundred eighty-eight thousand, five hundred sixty-three".