164522530 has 8 divisors (see below), whose sum is σ = 296140572. Its totient is φ = 65809008.

The previous prime is 164522521. The next prime is 164522591. The reversal of 164522530 is 35225461.

It can be written as a sum of positive squares in 2 ways, for example, as 139452481 + 25070049 = 11809^2 + 5007^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8226117 + ... + 8226136.

Almost surely, 2^164522530 is an apocalyptic number.

164522530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164522530 is a deficient number, since it is larger than the sum of its proper divisors (131618042).

164522530 is a wasteful number, since it uses less digits than its factorization.

164522530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16452260.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 164522530 is about 12826.6336191535. The cubic root of 164522530 is about 547.9510874169.

Adding to 164522530 its reverse (35225461), we get a palindrome (199747991).

The spelling of 164522530 in words is "one hundred sixty-four million, five hundred twenty-two thousand, five hundred thirty".