164235 has 8 divisors (see below), whose sum is σ = 262800. Its totient is φ = 87584.

The previous prime is 164233. The next prime is 164239. The reversal of 164235 is 532461.

164235 = 37² + 38² + ... + 81².

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 164235 - 2¹ = 164233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5460 + ... + 5489.

It is an arithmetic number, because the mean of its divisors is an integer number (32850).

2¹⁶⁴²³⁵ is an apocalyptic number.

164235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

164235 is a deficient number, since it is larger than the sum of its proper divisors (98565).

164235 is a wasteful number, since it uses less digits than its factorization.

164235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10957.

The product of its digits is 720, while the sum is 21.

The square root of 164235 is about 405.2591763304. The cubic root of 164235 is about 54.7631689929.

Adding to 164235 its reverse (532461), we get a palindrome (696696).

The spelling of 164235 in words is "one hundred sixty-four thousand, two hundred thirty-five".