305084 has 12 divisors (see below), whose sum is σ = 575064. Its totient is φ = 140784.

The previous prime is 305069. The next prime is 305093. The reversal of 305084 is 480503.

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 305084.

It is an unprimeable number.

305084 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2882 + ... + 2985.

It is an arithmetic number, because the mean of its divisors is an integer number (47922).

2³⁰⁵⁰⁸⁴ is an apocalyptic number.

It is an amenable number.

305084 is a deficient number, since it is larger than the sum of its proper divisors (269980).

305084 is a wasteful number, since it uses less digits than its factorization.

305084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5884 (or 5882 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 305084 is about 552.3440956505. The cubic root of 305084 is about 67.3193339738.

Adding to 305084 its reverse (480503), we get a palindrome (785587).

The spelling of 305084 in words is "three hundred five thousand, eighty-four".