966686 has 16 divisors (see below), whose sum is σ = 1715040. Its totient is φ = 399840.

The previous prime is 966677. The next prime is 966727. The reversal of 966686 is 686669.

966686 = 63² + 64² + ... + 146².

It is a congruent number.

It is an unprimeable number.

966686 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 785 + ... + 1596.

It is an arithmetic number, because the mean of its divisors is an integer number (107190).

2⁹⁶⁶⁶⁸⁶ is an apocalyptic number.

966686 is a deficient number, since it is larger than the sum of its proper divisors (748354).

966686 is a wasteful number, since it uses less digits than its factorization.

966686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419.

The product of its digits is 93312, while the sum is 41.

The square root of 966686 is about 983.2019121218. The cubic root of 966686 is about 98.8769685492.

The spelling of 966686 in words is "nine hundred sixty-six thousand, six hundred eighty-six".