164374369 has 16 divisors (see below), whose sum is σ = 175159296. Its totient is φ = 154008000.

The previous prime is 164374361. The next prime is 164374391. The reversal of 164374369 is 963473461.

It is not a de Polignac number, because 164374369 - 2³ = 164374361 is a prime.

It is a super-2 number, since 2×164374369² = 54037866368296322, which contains 22 as substring.

It is a Duffinian number.

Its product of digits (326592) is a multiple of the sum of its prime divisors (1296).

It is not an unprimeable number, because it can be changed into a prime (164374361) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 146599 + ... + 147715.

It is an arithmetic number, because the mean of its divisors is an integer number (10947456).

Almost surely, 2^164374369 is an apocalyptic number.

It is an amenable number.

164374369 is a deficient number, since it is larger than the sum of its proper divisors (10784927).

164374369 is a wasteful number, since it uses less digits than its factorization.

164374369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296.

The product of its digits is 326592, while the sum is 43.

The square root of 164374369 is about 12820.8567966419. The cubic root of 164374369 is about 547.7865519707.

The spelling of 164374369 in words is "one hundred sixty-four million, three hundred seventy-four thousand, three hundred sixty-nine".