164220106 has 8 divisors (see below), whose sum is σ = 246458340. Its totient is φ = 82067328.

The previous prime is 164220101. The next prime is 164220107. The reversal of 164220106 is 601022461.

164220106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 162792081 + 1428025 = 12759^2 + 1195^2 .

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

It is not an unprimeable number, because it can be changed into a prime (164220101) 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, 16321 + ... + 24388.

Almost surely, 2^164220106 is an apocalyptic number.

164220106 is a deficient number, since it is larger than the sum of its proper divisors (82238234).

164220106 is a wasteful number, since it uses less digits than its factorization.

164220106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42728.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 164220106 is about 12814.8392888869. The cubic root of 164220106 is about 547.6151350476.

Adding to 164220106 its reverse (601022461), we get a palindrome (765242567).

The spelling of 164220106 in words is "one hundred sixty-four million, two hundred twenty thousand, one hundred six".