168396208 has 20 divisors (see below), whose sum is σ = 326607568. Its totient is φ = 84110400.

The previous prime is 168396199. The next prime is 168396209. The reversal of 168396208 is 802693861.

It is not an unprimeable number, because it can be changed into a prime (168396209) 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, 12058 + ... + 21958.

Almost surely, 2^168396208 is an apocalyptic number.

It is an amenable number.

168396208 is a deficient number, since it is larger than the sum of its proper divisors (158211360).

168396208 is a wasteful number, since it uses less digits than its factorization.

168396208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10972 (or 10966 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 168396208 is about 12976.7564514404. The cubic root of 168396208 is about 552.2182676701.

The spelling of 168396208 in words is "one hundred sixty-eight million, three hundred ninety-six thousand, two hundred eight".