887563 has 4 divisors (see below), whose sum is σ = 908248. Its totient is φ = 866880.

The previous prime is 887543. The next prime is 887567. The reversal of 887563 is 365788.

887563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 887563 - 2¹³ = 879371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (887567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10278 + ... + 10363.

It is an arithmetic number, because the mean of its divisors is an integer number (227062).

2⁸⁸⁷⁵⁶³ is an apocalyptic number.

887563 is a deficient number, since it is larger than the sum of its proper divisors (20685).

887563 is a wasteful number, since it uses less digits than its factorization.

887563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20684.

The product of its digits is 40320, while the sum is 37.

The square root of 887563 is about 942.1056204057. The cubic root of 887563 is about 96.1021409973.

It can be divided in two parts, 8 and 87563, that added together give a triangular number (87571 = T₄₁₈).

The spelling of 887563 in words is "eight hundred eighty-seven thousand, five hundred sixty-three".