164495319 has 8 divisors (see below), whose sum is σ = 219407232. Its totient is φ = 109623480.

The previous prime is 164495299. The next prime is 164495327. The reversal of 164495319 is 913594461.

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

It is not a de Polignac number, because 164495319 - 2⁹ = 164494807 is a prime.

It is a super-2 number, since 2×164495319² = 54117419945823522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164495399) 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, 1432 + ... + 18194.

It is an arithmetic number, because the mean of its divisors is an integer number (27425904).

Almost surely, 2^164495319 is an apocalyptic number.

164495319 is a deficient number, since it is larger than the sum of its proper divisors (54911913).

164495319 is a wasteful number, since it uses less digits than its factorization.

164495319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20037.

The product of its digits is 116640, while the sum is 42.

The square root of 164495319 is about 12825.5728527033. The cubic root of 164495319 is about 547.9208765209.

The spelling of 164495319 in words is "one hundred sixty-four million, four hundred ninety-five thousand, three hundred nineteen".