166326532 has 48 divisors (see below), whose sum is σ = 318689280. Its totient is φ = 75664800.

The previous prime is 166326529. The next prime is 166326533. The reversal of 166326532 is 235623661.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (166326533) 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 15 ways as a sum of consecutive naturals, for example, 534657 + ... + 534967.

It is an arithmetic number, because the mean of its divisors is an integer number (6639360).

Almost surely, 2^166326532 is an apocalyptic number.

It is an amenable number.

166326532 is a deficient number, since it is larger than the sum of its proper divisors (152362748).

166326532 is a wasteful number, since it uses less digits than its factorization.

166326532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 590 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

The square root of 166326532 is about 12896.7644004223. The cubic root of 166326532 is about 549.9465865484.

The spelling of 166326532 in words is "one hundred sixty-six million, three hundred twenty-six thousand, five hundred thirty-two".