164492212 has 12 divisors (see below), whose sum is σ = 290829700. Its totient is φ = 81398016.

The previous prime is 164492191. The next prime is 164492219. The reversal of 164492212 is 212294461.

It can be written as a sum of positive squares in 2 ways, for example, as 89946256 + 74545956 = 9484^2 + 8634^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164492219) by changing a digit.

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, 211587 + ... + 212362.

Almost surely, 2^164492212 is an apocalyptic number.

It is an amenable number.

164492212 is a deficient number, since it is larger than the sum of its proper divisors (126337488).

164492212 is a wasteful number, since it uses less digits than its factorization.

164492212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424050 (or 424048 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 164492212 is about 12825.4517269373. The cubic root of 164492212 is about 547.9174267756.

The spelling of 164492212 in words is "one hundred sixty-four million, four hundred ninety-two thousand, two hundred twelve".