329168146 has 4 divisors (see below), whose sum is σ = 493752222. Its totient is φ = 164584072.

The previous prime is 329168129. The next prime is 329168153. The reversal of 329168146 is 641861923.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 283754025 + 45414121 = 16845^2 + 6739^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 329168099 and 329168108.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82292035 + ... + 82292038.

Almost surely, 2^329168146 is an apocalyptic number.

329168146 is a deficient number, since it is larger than the sum of its proper divisors (164584076).

329168146 is a wasteful number, since it uses less digits than its factorization.

329168146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164584075.

The product of its digits is 62208, while the sum is 40.

The square root of 329168146 is about 18142.9916496701. The cubic root of 329168146 is about 690.4611815703.

The spelling of 329168146 in words is "three hundred twenty-nine million, one hundred sixty-eight thousand, one hundred forty-six".