164146506 has 8 divisors (see below), whose sum is σ = 328293024. Its totient is φ = 54715500.

The previous prime is 164146487. The next prime is 164146517. The reversal of 164146506 is 605641461.

It is a happy number.

164146506 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

164146506 is an admirable 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, 13678870 + ... + 13678881.

It is an arithmetic number, because the mean of its divisors is an integer number (41036628).

Almost surely, 2^164146506 is an apocalyptic number.

164146506 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.

164146506 is a wasteful number, since it uses less digits than its factorization.

164146506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27357756.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 164146506 is about 12811.9672962430. The cubic root of 164146506 is about 547.5333129581.

Adding to 164146506 its reverse (605641461), we get a palindrome (769787967).

The spelling of 164146506 in words is "one hundred sixty-four million, one hundred forty-six thousand, five hundred six".