164213004 has 12 divisors (see below), whose sum is σ = 383163704. Its totient is φ = 54737664.

The previous prime is 164212999. The next prime is 164213011. The reversal of 164213004 is 400312461.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6842197 + ... + 6842220.

Almost surely, 2^164213004 is an apocalyptic number.

It is an amenable number.

164213004 is an abundant number, since it is smaller than the sum of its proper divisors (218950700).

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

164213004 is a wasteful number, since it uses less digits than its factorization.

164213004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13684424 (or 13684422 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 164213004 is about 12814.5621852641. The cubic root of 164213004 is about 547.6072407265.

Adding to 164213004 its reverse (400312461), we get a palindrome (564525465).

The spelling of 164213004 in words is "one hundred sixty-four million, two hundred thirteen thousand, four".