164246406 has 8 divisors (see below), whose sum is σ = 328492824. Its totient is φ = 54748800.

The previous prime is 164246389. The next prime is 164246419. The reversal of 164246406 is 604642461.

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

164246406 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 13687195 + ... + 13687206.

It is an arithmetic number, because the mean of its divisors is an integer number (41061603).

Almost surely, 2^164246406 is an apocalyptic number.

164246406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164246406 is a wasteful number, since it uses less digits than its factorization.

164246406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27374406.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 164246406 is about 12815.8654019149. The cubic root of 164246406 is about 547.6443671752.

Adding to 164246406 its reverse (604642461), we get a palindrome (768888867).

The spelling of 164246406 in words is "one hundred sixty-four million, two hundred forty-six thousand, four hundred six".