166596928 has 14 divisors (see below), whose sum is σ = 330590906. Its totient is φ = 83298432.

The previous prime is 166596893. The next prime is 166596931. The reversal of 166596928 is 829695661.

It can be written as a sum of positive squares in only one way, i.e., 127057984 + 39538944 = 11272^2 + 6288^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1301475 + ... + 1301602.

Almost surely, 2^166596928 is an apocalyptic number.

It is an amenable number.

166596928 is a deficient number, since it is larger than the sum of its proper divisors (163993978).

166596928 is an equidigital number, since it uses as much as digits as its factorization.

166596928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603089 (or 2603079 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 52.

The square root of 166596928 is about 12907.2432378103. The cubic root of 166596928 is about 550.2444401061.

The spelling of 166596928 in words is "one hundred sixty-six million, five hundred ninety-six thousand, nine hundred twenty-eight".