164312267 has 4 divisors (see below), whose sum is σ = 187785456. Its totient is φ = 140839080.

The previous prime is 164312263. The next prime is 164312279. The reversal of 164312267 is 762213461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164312267 - 2² = 164312263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164312263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11736584 + ... + 11736597.

It is an arithmetic number, because the mean of its divisors is an integer number (46946364).

Almost surely, 2^164312267 is an apocalyptic number.

164312267 is a deficient number, since it is larger than the sum of its proper divisors (23473189).

164312267 is an equidigital number, since it uses as much as digits as its factorization.

164312267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23473188.

The product of its digits is 12096, while the sum is 32.

The square root of 164312267 is about 12818.4346548243. The cubic root of 164312267 is about 547.7175571800.

The spelling of 164312267 in words is "one hundred sixty-four million, three hundred twelve thousand, two hundred sixty-seven".