330785 has 16 divisors (see below), whose sum is σ = 489216. Its totient is φ = 209088.
The previous prime is 330767. The next prime is 330787. The reversal of 330785 is 587033.
It is a cyclic number.
It is not a de Polignac number, because 330785 - 26 = 330721 is a prime.
It is an Ulam number.
It is a nialpdrome in base 13.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 330785.
It is not an unprimeable number, because it can be changed into a prime (330787) 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, 92 + ... + 818.
It is an arithmetic number, because the mean of its divisors is an integer number (30576).
2330785 is an apocalyptic number.
330785 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
330785 is a deficient number, since it is larger than the sum of its proper divisors (158431).
330785 is a wasteful number, since it uses less digits than its factorization.
330785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 752.
The product of its (nonzero) digits is 2520, while the sum is 26.
The square root of 330785 is about 575.1391136064. The cubic root of 330785 is about 69.1589836791.
The spelling of 330785 in words is "three hundred thirty thousand, seven hundred eighty-five".
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