168671606 has 8 divisors (see below), whose sum is σ = 253400400. Its totient is φ = 84204808.

The previous prime is 168671593. The next prime is 168671609. The reversal of 168671606 is 606176861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×168671606² = 56900221341238472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168671609) 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, 63881 + ... + 66468.

It is an arithmetic number, because the mean of its divisors is an integer number (31675050).

Almost surely, 2^168671606 is an apocalyptic number.

168671606 is a deficient number, since it is larger than the sum of its proper divisors (84728794).

168671606 is a wasteful number, since it uses less digits than its factorization.

168671606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130998.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 168671606 is about 12987.3633197813. The cubic root of 168671606 is about 552.5191394037.

The spelling of 168671606 in words is "one hundred sixty-eight million, six hundred seventy-one thousand, six hundred six".