164328197 has 8 divisors (see below), whose sum is σ = 179854752. Its totient is φ = 148899600.

The previous prime is 164328193. The next prime is 164328217. The reversal of 164328197 is 791823461.

164328197 is digitally balanced in base 2, 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.

It is a cyclic number.

It is not a de Polignac number, because 164328197 - 2² = 164328193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164328193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20954 + ... + 27707.

It is an arithmetic number, because the mean of its divisors is an integer number (22481844).

Almost surely, 2^164328197 is an apocalyptic number.

It is an amenable number.

164328197 is a deficient number, since it is larger than the sum of its proper divisors (15526555).

164328197 is a wasteful number, since it uses less digits than its factorization.

164328197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48979.

The product of its digits is 72576, while the sum is 41.

The square root of 164328197 is about 12819.0560104869. The cubic root of 164328197 is about 547.7352569312.

The spelling of 164328197 in words is "one hundred sixty-four million, three hundred twenty-eight thousand, one hundred ninety-seven".