966523 has 4 divisors (see below), whose sum is σ = 980208. Its totient is φ = 952840.

The previous prime is 966521. The next prime is 966527. The reversal of 966523 is 325669.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 325669 = 17 ⋅19157.

It is a cyclic number.

It is not a de Polignac number, because 966523 - 2¹ = 966521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966521) 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, 6736 + ... + 6877.

It is an arithmetic number, because the mean of its divisors is an integer number (245052).

2⁹⁶⁶⁵²³ is an apocalyptic number.

966523 is a deficient number, since it is larger than the sum of its proper divisors (13685).

966523 is a wasteful number, since it uses less digits than its factorization.

966523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13684.

The product of its digits is 9720, while the sum is 31.

The square root of 966523 is about 983.1190161929. The cubic root of 966523 is about 98.8714107804.

The spelling of 966523 in words is "nine hundred sixty-six thousand, five hundred twenty-three".