164215334 has 8 divisors (see below), whose sum is σ = 249291000. Its totient is φ = 81118336.

The previous prime is 164215333. The next prime is 164215343. The reversal of 164215334 is 433512461.

164215334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 164215297 and 164215306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164215333) 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, 494459 + ... + 494790.

It is an arithmetic number, because the mean of its divisors is an integer number (31161375).

Almost surely, 2^164215334 is an apocalyptic number.

164215334 is a deficient number, since it is larger than the sum of its proper divisors (85075666).

164215334 is an equidigital number, since it uses as much as digits as its factorization.

164215334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989334.

The product of its digits is 8640, while the sum is 29.

The square root of 164215334 is about 12814.6530971384. The cubic root of 164215334 is about 547.6098306936.

Adding to 164215334 its reverse (433512461), we get a palindrome (597727795).

The spelling of 164215334 in words is "one hundred sixty-four million, two hundred fifteen thousand, three hundred thirty-four".