329855 has 8 divisors (see below), whose sum is σ = 406752. Its totient is φ = 256608.

The previous prime is 329803. The next prime is 329863. The reversal of 329855 is 558923.

329855 = 90² + 91² + ... + 119².

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 329855 - 2¹⁴ = 313471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707 + ... + 1076.

It is an arithmetic number, because the mean of its divisors is an integer number (50844).

2³²⁹⁸⁵⁵ is an apocalyptic number.

329855 is a deficient number, since it is larger than the sum of its proper divisors (76897).

329855 is a wasteful number, since it uses less digits than its factorization.

329855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825.

The product of its digits is 10800, while the sum is 32.

The square root of 329855 is about 574.3300444866. The cubic root of 329855 is about 69.0941094904.

The spelling of 329855 in words is "three hundred twenty-nine thousand, eight hundred fifty-five".