164983166 has 8 divisors (see below), whose sum is σ = 248731560. Its totient is φ = 82072648.

The previous prime is 164983157. The next prime is 164983171. The reversal of 164983166 is 661389461.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208976 + ... + 209763.

It is an arithmetic number, because the mean of its divisors is an integer number (31091445).

Almost surely, 2^164983166 is an apocalyptic number.

164983166 is a deficient number, since it is larger than the sum of its proper divisors (83748394).

164983166 is a wasteful number, since it uses less digits than its factorization.

164983166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418938.

The product of its digits is 186624, while the sum is 44.

The square root of 164983166 is about 12844.5772993898. The cubic root of 164983166 is about 548.4620018344.

The spelling of 164983166 in words is "one hundred sixty-four million, nine hundred eighty-three thousand, one hundred sixty-six".