168996 has 12 divisors (see below), whose sum is σ = 394352. Its totient is φ = 56328.
The previous prime is 168991. The next prime is 169003. The reversal of 168996 is 699861.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (168991) by changing a digit.
168996 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 3 ways as a sum of consecutive naturals, for example, 7030 + ... + 7053.
2168996 is an apocalyptic number.
It is an amenable number.
168996 is an abundant number, since it is smaller than the sum of its proper divisors (225356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168996 is a wasteful number, since it uses less digits than its factorization.
168996 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14090 (or 14088 counting only the distinct ones).
The product of its digits is 23328, while the sum is 39.
The square root of 168996 is about 411.0912307505. The cubic root of 168996 is about 55.2873119381.
The spelling of 168996 in words is "one hundred sixty-eight thousand, nine hundred ninety-six".
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