966563 has 8 divisors (see below), whose sum is σ = 1050000. Its totient is φ = 884448.

The previous prime is 966557. The next prime is 966583. The reversal of 966563 is 365669.

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 966563 - 2⁴ = 966547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966583) 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, 1688 + ... + 2186.

It is an arithmetic number, because the mean of its divisors is an integer number (131250).

2⁹⁶⁶⁵⁶³ is an apocalyptic number.

966563 is a deficient number, since it is larger than the sum of its proper divisors (83437).

966563 is a wasteful number, since it uses less digits than its factorization.

966563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661.

The product of its digits is 29160, while the sum is 35.

The square root of 966563 is about 983.1393593993. The cubic root of 966563 is about 98.8727747079.

The spelling of 966563 in words is "nine hundred sixty-six thousand, five hundred sixty-three".