164117229 has 8 divisors (see below), whose sum is σ = 219027552. Its totient is φ = 109309200.

The previous prime is 164117221. The next prime is 164117243. The reversal of 164117229 is 922711461.

It is a happy number.

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

It is not a de Polignac number, because 164117229 - 2³ = 164117221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164117229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164117221) 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, 21747 + ... + 28304.

It is an arithmetic number, because the mean of its divisors is an integer number (27378444).

Almost surely, 2^164117229 is an apocalyptic number.

It is an amenable number.

164117229 is a deficient number, since it is larger than the sum of its proper divisors (54910323).

164117229 is a wasteful number, since it uses less digits than its factorization.

164117229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51147.

The product of its digits is 6048, while the sum is 33.

The square root of 164117229 is about 12810.8246807144. The cubic root of 164117229 is about 547.5007585319.

The spelling of 164117229 in words is "one hundred sixty-four million, one hundred seventeen thousand, two hundred twenty-nine".