329956 has 12 divisors (see below), whose sum is σ = 630000. Its totient is φ = 149960.

The previous prime is 329951. The next prime is 329957. The reversal of 329956 is 659923.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (329951) by changing a digit.

329956 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3706 + ... + 3793.

It is an arithmetic number, because the mean of its divisors is an integer number (52500).

2³²⁹⁹⁵⁶ is an apocalyptic number.

It is an amenable number.

329956 is a deficient number, since it is larger than the sum of its proper divisors (300044).

329956 is a wasteful number, since it uses less digits than its factorization.

329956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7514 (or 7512 counting only the distinct ones).

The product of its digits is 14580, while the sum is 34.

The square root of 329956 is about 574.4179662928. The cubic root of 329956 is about 69.1011608644.

The spelling of 329956 in words is "three hundred twenty-nine thousand, nine hundred fifty-six".