164224214 has 32 divisors (see below), whose sum is σ = 308192256. Its totient is φ = 63760320.

The previous prime is 164224213. The next prime is 164224223. The reversal of 164224214 is 412422461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164224213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46499 + ... + 49905.

It is an arithmetic number, because the mean of its divisors is an integer number (9631008).

Almost surely, 2^164224214 is an apocalyptic number.

164224214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

164224214 is a deficient number, since it is larger than the sum of its proper divisors (143968042).

164224214 is a wasteful number, since it uses less digits than its factorization.

164224214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740.

The product of its digits is 3072, while the sum is 26.

The square root of 164224214 is about 12814.9995708154. Note that the first 3 decimals coincide. The cubic root of 164224214 is about 547.6197012449.

Adding to 164224214 its reverse (412422461), we get a palindrome (576646675).

The spelling of 164224214 in words is "one hundred sixty-four million, two hundred twenty-four thousand, two hundred fourteen".