168966892 has 6 divisors (see below), whose sum is σ = 295692068. Its totient is φ = 84483444.

The previous prime is 168966869. The next prime is 168966907. The reversal of 168966892 is 298669861.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21120858 + ... + 21120865.

Almost surely, 2^168966892 is an apocalyptic number.

It is an amenable number.

168966892 is a deficient number, since it is larger than the sum of its proper divisors (126725176).

168966892 is a wasteful number, since it uses less digits than its factorization.

168966892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42241727 (or 42241725 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 55.

The square root of 168966892 is about 12998.7265530128. The cubic root of 168966892 is about 552.8413751290.

The spelling of 168966892 in words is "one hundred sixty-eight million, nine hundred sixty-six thousand, eight hundred ninety-two".