164560273 has 8 divisors (see below), whose sum is σ = 173426400. Its totient is φ = 155714688.

The previous prime is 164560271. The next prime is 164560303. The reversal of 164560273 is 372065461.

It is a happy number.

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 164560273 - 2¹ = 164560271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164560271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12990 + ... + 22312.

It is an arithmetic number, because the mean of its divisors is an integer number (21678300).

Almost surely, 2^164560273 is an apocalyptic number.

It is an amenable number.

164560273 is a deficient number, since it is larger than the sum of its proper divisors (8866127).

164560273 is an equidigital number, since it uses as much as digits as its factorization.

164560273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10271.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 164560273 is about 12828.1048093629. The cubic root of 164560273 is about 547.9929859066.

The spelling of 164560273 in words is "one hundred sixty-four million, five hundred sixty thousand, two hundred seventy-three".