164944328 has 8 divisors (see below), whose sum is σ = 309270630. Its totient is φ = 82472160.

The previous prime is 164944309. The next prime is 164944361. The reversal of 164944328 is 823449461.

164944328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 164301124 + 643204 = 12818^2 + 802^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10309013 + ... + 10309028.

Almost surely, 2^164944328 is an apocalyptic number.

It is an amenable number.

164944328 is a deficient number, since it is larger than the sum of its proper divisors (144326302).

164944328 is a wasteful number, since it uses less digits than its factorization.

164944328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20618047 (or 20618043 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 164944328 is about 12843.0653661811. The cubic root of 164944328 is about 548.4189614050.

The spelling of 164944328 in words is "one hundred sixty-four million, nine hundred forty-four thousand, three hundred twenty-eight".