976563 has 16 divisors (see below), whose sum is σ = 1653760. Its totient is φ = 557928.

The previous prime is 976561. The next prime is 976571. The reversal of 976563 is 365679.

It is a happy number.

976563 is a `hidden beast` number, since 97 + 6 + 563 = 666.

It is not a de Polignac number, because 976563 - 2¹ = 976561 is a prime.

It is a Duffinian number.

It is a plaindrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (976561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2395 + ... + 2772.

It is an arithmetic number, because the mean of its divisors is an integer number (103360).

976563 is a Friedman number, since it can be written as ((7-6+5^9)*3)/6, using all its digits and the basic arithmetic operations.

2⁹⁷⁶⁵⁶³ is an apocalyptic number.

976563 is a deficient number, since it is larger than the sum of its proper divisors (677197).

976563 is a wasteful number, since it uses less digits than its factorization.

976563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5183 (or 5177 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 976563 is about 988.2120217848. The cubic root of 976563 is about 99.2125826803.

The spelling of 976563 in words is "nine hundred seventy-six thousand, five hundred sixty-three".