164325522 has 16 divisors (see below), whose sum is σ = 331017120. Its totient is φ = 54380832.

The previous prime is 164325517. The next prime is 164325529. The reversal of 164325522 is 225523461.

It is a self number, because there is not a number n which added to its sum of digits gives 164325522.

It is not an unprimeable number, because it can be changed into a prime (164325529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97683 + ... + 99350.

It is an arithmetic number, because the mean of its divisors is an integer number (20688570).

Almost surely, 2^164325522 is an apocalyptic number.

164325522 is an abundant number, since it is smaller than the sum of its proper divisors (166691598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164325522 is a wasteful number, since it uses less digits than its factorization.

164325522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197177.

The product of its digits is 14400, while the sum is 30.

The square root of 164325522 is about 12818.9516732064. The cubic root of 164325522 is about 547.7322848307.

Adding to 164325522 its reverse (225523461), we get a palindrome (389848983).

The spelling of 164325522 in words is "one hundred sixty-four million, three hundred twenty-five thousand, five hundred twenty-two".