164123326 has 4 divisors (see below), whose sum is σ = 246184992. Its totient is φ = 82061662.

The previous prime is 164123293. The next prime is 164123327. The reversal of 164123326 is 623321461.

164123326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×164123326² = 53872932274604552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 164123294 and 164123303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164123327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41030830 + ... + 41030833.

It is an arithmetic number, because the mean of its divisors is an integer number (61546248).

Almost surely, 2^164123326 is an apocalyptic number.

164123326 is a deficient number, since it is larger than the sum of its proper divisors (82061666).

164123326 is an equidigital number, since it uses as much as digits as its factorization.

164123326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82061665.

The product of its digits is 5184, while the sum is 28.

The square root of 164123326 is about 12811.0626413268. The cubic root of 164123326 is about 547.5075383823.

Adding to 164123326 its reverse (623321461), we get a palindrome (787444787).

The spelling of 164123326 in words is "one hundred sixty-four million, one hundred twenty-three thousand, three hundred twenty-six".