329945 has 16 divisors (see below), whose sum is σ = 494208. Its totient is φ = 205440.

The previous prime is 329941. The next prime is 329947. The reversal of 329945 is 549923.

It is not a de Polignac number, because 329945 - 2² = 329941 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 329945.

It is not an unprimeable number, because it can be changed into a prime (329941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44 + ... + 813.

It is an arithmetic number, because the mean of its divisors is an integer number (30888).

2³²⁹⁹⁴⁵ is an apocalyptic number.

329945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

329945 is a deficient number, since it is larger than the sum of its proper divisors (164263).

329945 is a wasteful number, since it uses less digits than its factorization.

329945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880.

The product of its digits is 9720, while the sum is 32.

The square root of 329945 is about 574.4083913036. The cubic root of 329945 is about 69.1003929628.

The spelling of 329945 in words is "three hundred twenty-nine thousand, nine hundred forty-five".