166696 has 16 divisors (see below), whose sum is σ = 318240. Its totient is φ = 81840.

The previous prime is 166693. The next prime is 166703. The reversal of 166696 is 696661.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (166693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381 + ... + 691.

It is an arithmetic number, because the mean of its divisors is an integer number (19890).

2¹⁶⁶⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

166696 is a deficient number, since it is larger than the sum of its proper divisors (151544).

166696 is a wasteful number, since it uses less digits than its factorization.

166696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 380 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 166696 is about 408.2842147328. The cubic root of 166696 is about 55.0353491766.

The spelling of 166696 in words is "one hundred sixty-six thousand, six hundred ninety-six".