164373305 has 32 divisors (see below), whose sum is σ = 214220160. Its totient is φ = 120798720.

The previous prime is 164373301. The next prime is 164373337. The reversal of 164373305 is 503373461.

It is not a de Polignac number, because 164373305 - 2² = 164373301 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (164373301) 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 31 ways as a sum of consecutive naturals, for example, 255314 + ... + 255956.

It is an arithmetic number, because the mean of its divisors is an integer number (6694380).

Almost surely, 2^164373305 is an apocalyptic number.

It is an amenable number.

164373305 is a deficient number, since it is larger than the sum of its proper divisors (49846855).

164373305 is a wasteful number, since it uses less digits than its factorization.

164373305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 164373305 is about 12820.8153016881. The cubic root of 164373305 is about 547.7853700221.

The spelling of 164373305 in words is "one hundred sixty-four million, three hundred seventy-three thousand, three hundred five".